Merge pull request #42016 from MHBauer/fix-copypasta

Automatic merge from submit-queue

Update godoc to match

**What this PR does / why we need it**:
comments don't match the code. I can also just remove them.

**Which issue this PR fixes**
golint if it was run, but it is nice to have comments that appear to be relevant to the code.


**Special notes for your reviewer**:
docs only

**Release note**:

```release-note
NONE
```

staging/src/k8s.io/client-go/tools/clientcmd/api/types.go

@@ -157,22 +157,26 @@ func NewConfig() *Config {
 	}
 }
 
-// NewConfig is a convenience function that returns a new Config object with non-nil maps
+// NewContext is a convenience function that returns a new Context
+// object with non-nil maps
 func NewContext() *Context {
 	return &Context{Extensions: make(map[string]runtime.Object)}
 }
 
-// NewConfig is a convenience function that returns a new Config object with non-nil maps
+// NewCluster is a convenience function that returns a new Cluster
+// object with non-nil maps
 func NewCluster() *Cluster {
 	return &Cluster{Extensions: make(map[string]runtime.Object)}
 }
 
-// NewConfig is a convenience function that returns a new Config object with non-nil maps
+// NewAuthInfo is a convenience function that returns a new AuthInfo
+// object with non-nil maps
 func NewAuthInfo() *AuthInfo {
 	return &AuthInfo{Extensions: make(map[string]runtime.Object)}
 }
 
-// NewConfig is a convenience function that returns a new Config object with non-nil maps
+// NewPreferences is a convenience function that returns a new
+// Preferences object with non-nil maps
 func NewPreferences() *Preferences {
 	return &Preferences{Extensions: make(map[string]runtime.Object)}
 }