kubelet: Remove the deprecated flag --experimental-check-node-capabilities-before-mount

pkg/volume/git_repo/git_repo.go

@@ -167,13 +167,6 @@ func (b *gitRepoVolumeMounter) GetAttributes() volume.Attributes {
 	}
 }
 
-// Checks prior to mount operations to verify that the required components (binaries, etc.)
-// to mount the volume are available on the underlying node.
-// If not, it returns an error
-func (b *gitRepoVolumeMounter) CanMount() error {
-	return nil
-}
-
 // SetUp creates new directory and clones a git repo.
 func (b *gitRepoVolumeMounter) SetUp(mounterArgs volume.MounterArgs) error {
 	return b.SetUpAt(b.GetPath(), mounterArgs)