Rename createExtensionMc to createMc

This method handles both extension and image based MC,
hence rename the method

Signed-off-by: Pradipta Banerjee <[email protected]>

Author: bpradipt

controllers/openshift_controller.go

@@ -1066,7 +1066,7 @@ func (r *KataConfigOpenShiftReconciler) processKataConfigInstallRequest() (ctrl.
 		r.Log.Info("SCNodeRole is: " + machinePool)
 	}
 
-	wasMcJustCreated, err := r.createExtensionMc(machinePool)
+	wasMcJustCreated, err := r.createMc(machinePool)
 	if err != nil {
 		return ctrl.Result{Requeue: true}, nil
 	}
@@ -1263,22 +1263,22 @@ func (r *KataConfigOpenShiftReconciler) processKataConfigInstallRequest() (ctrl.
 // If the first return value is 'true' it means that the MC was just created
 // by this call, 'false' means that it's already existed.  As usual, the first
 // return value is only valid if the second one is nil.
-func (r *KataConfigOpenShiftReconciler) createExtensionMc(machinePool string) (bool, error) {
+func (r *KataConfigOpenShiftReconciler) createMc(machinePool string) (bool, error) {
 
 	// In case we're returning an error we want to make it explicit that
 	// the first return value is "not care".  Unfortunately golang seems
 	// to lack syntax for creating an expression with default bool value
 	// hence this work-around.
 	var dummy bool
 
-	/* Create Machine Config object to enable sandboxed containers RHCOS extension */
+	/* Create Machine Config object to install sandboxed containers */
 
 	if r.ExistingMc != nil {
 		r.Log.Info("Existing MachineConfig already exists")
 		return false, nil
 	}
 
-	r.Log.Info("creating RHCOS extension MachineConfig")
+	r.Log.Info("creating RHCOS MachineConfig")
 	mc, err := r.newMCForCR(machinePool)
 	if err != nil {
 		return dummy, err