build: modernize with "go fix -newexpr": use go1.26 new(expr)

Also inline and remove the now unneeded pointer helper functions.

backend/azurefiles/azurefiles.go

@@ -650,11 +650,6 @@ func (o *Object) Open(ctx context.Context, options ...fs.OpenOption) (io.ReadClo
 	return resp.Body, nil
 }
 
-// Returns a pointer to t - useful for returning pointers to constants
-func ptr[T any](t T) *T {
-	return &t
-}
-
 var warnStreamUpload sync.Once
 
 // Update the object with the contents of the io.Reader, modTime, size and MD5 hash
@@ -818,8 +813,8 @@ func (f *Fs) Move(ctx context.Context, src fs.Object, remote string) (fs.Object,
 		return nil, fmt.Errorf("Move: mkParentDir failed: %w", err)
 	}
 	opt := file.RenameOptions{
-		IgnoreReadOnly:  ptr(true),
-		ReplaceIfExists: ptr(true),
+		IgnoreReadOnly:  new(true),
+		ReplaceIfExists: new(true),
 	}
 	dstAbsPath := f.absPath(remote)
 	fc := srcObj.fileClient()
@@ -864,8 +859,8 @@ func (f *Fs) DirMove(ctx context.Context, src fs.Fs, srcRemote, dstRemote string
 	}
 
 	opt := directory.RenameOptions{
-		IgnoreReadOnly:  ptr(false),
-		ReplaceIfExists: ptr(false),
+		IgnoreReadOnly:  new(false),
+		ReplaceIfExists: new(false),
 	}
 	dstAbsPath := dstFs.absPath(dstRemote)
 	dirClient := srcFs.dirClient(srcRemote)
@@ -904,8 +899,8 @@ func (f *Fs) Copy(ctx context.Context, src fs.Object, remote string) (fs.Object,
 			ChangeTime:         file.SourceCopyFileChangeTime{},
 			CreationTime:       file.SourceCopyFileCreationTime{},
 			LastWriteTime:      file.SourceCopyFileLastWriteTime{},
-			PermissionCopyMode: ptr(file.PermissionCopyModeTypeSource),
-			IgnoreReadOnly:     ptr(true),
+			PermissionCopyMode: new(file.PermissionCopyModeTypeSource),
+			IgnoreReadOnly:     new(true),
 		},
 	}
 	srcURL := srcObj.fileClient().URL()