chore(docs): fix grammar error in comment

Author: crenshaw-dev

kyaml/fn/framework/processors.go

@@ -227,7 +227,7 @@ type TemplateProcessor struct {
 	PatchTemplates []PatchTemplate
 
 	// MergeResources, if set to true, will cause the resources in ResourceList.items to be
-	// will be applied as patches on any matching resources generated by ResourceTemplates.
+	// applied as patches on any matching resources generated by ResourceTemplates.
 	MergeResources bool
 
 	// PreProcessFilters provides a hook to manipulate the ResourceList's items or config after