vendor: update all dependencies

* Update all dependencies
  * Remove all `[[constraint]]` from Gopkg.toml
  * Add in the minimum number of `[[override]]` to build
  * Remove go get of github.com/inconshreveable/mousetrap as it is vendored
  * Update docs with new policy on constraints

vendor/github.com/aws/aws-sdk-go/service/cloudhsmv2/api.go

@@ -15,7 +15,7 @@ const opCreateCluster = "CreateCluster"
 
 // CreateClusterRequest generates a "aws/request.Request" representing the
 // client's request for the CreateCluster operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -108,7 +108,7 @@ const opCreateHsm = "CreateHsm"
 
 // CreateHsmRequest generates a "aws/request.Request" representing the
 // client's request for the CreateHsm operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -202,7 +202,7 @@ const opDeleteCluster = "DeleteCluster"
 
 // DeleteClusterRequest generates a "aws/request.Request" representing the
 // client's request for the DeleteCluster operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -297,7 +297,7 @@ const opDeleteHsm = "DeleteHsm"
 
 // DeleteHsmRequest generates a "aws/request.Request" representing the
 // client's request for the DeleteHsm operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -393,7 +393,7 @@ const opDescribeBackups = "DescribeBackups"
 
 // DescribeBackupsRequest generates a "aws/request.Request" representing the
 // client's request for the DescribeBackups operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -549,7 +549,7 @@ const opDescribeClusters = "DescribeClusters"
 
 // DescribeClustersRequest generates a "aws/request.Request" representing the
 // client's request for the DescribeClusters operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -702,7 +702,7 @@ const opInitializeCluster = "InitializeCluster"
 
 // InitializeClusterRequest generates a "aws/request.Request" representing the
 // client's request for the InitializeCluster operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -798,7 +798,7 @@ const opListTags = "ListTags"
 
 // ListTagsRequest generates a "aws/request.Request" representing the
 // client's request for the ListTags operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -953,7 +953,7 @@ const opTagResource = "TagResource"
 
 // TagResourceRequest generates a "aws/request.Request" representing the
 // client's request for the TagResource operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.
@@ -1046,7 +1046,7 @@ const opUntagResource = "UntagResource"
 
 // UntagResourceRequest generates a "aws/request.Request" representing the
 // client's request for the UntagResource operation. The "output" return
-// value will be populated with the request's response once the request complets
+// value will be populated with the request's response once the request completes
 // successfuly.
 //
 // Use "Send" method on the returned Request to send the API call to the service.

vendor/github.com/aws/aws-sdk-go/service/cloudhsmv2/service.go

@@ -45,14 +45,14 @@ const (
 //     svc := cloudhsmv2.New(mySession, aws.NewConfig().WithRegion("us-west-2"))
 func New(p client.ConfigProvider, cfgs ...*aws.Config) *CloudHSMV2 {
 	c := p.ClientConfig(EndpointsID, cfgs...)
+	if c.SigningNameDerived || len(c.SigningName) == 0 {
+		c.SigningName = "cloudhsm"
+	}
 	return newClient(*c.Config, c.Handlers, c.Endpoint, c.SigningRegion, c.SigningName)
 }
 
 // newClient creates, initializes and returns a new service client instance.
 func newClient(cfg aws.Config, handlers request.Handlers, endpoint, signingRegion, signingName string) *CloudHSMV2 {
-	if len(signingName) == 0 {
-		signingName = "cloudhsm"
-	}
 	svc := &CloudHSMV2{
 		Client: client.New(
 			cfg,