KT-36068 Remove redundant commitAllDocuments calls

- Those calls seem to be redundant since the platform already
commits all documents before invoking any intention
- Also those calls are getting in the way of `Preview Intention` action
by requiring write action, which is not granted by the platform at
the moment

idea/idea-analysis/src/org/jetbrains/kotlin/idea/inspections/IntentionBasedInspection.kt

@@ -169,7 +169,6 @@ abstract class IntentionBasedInspection<TElement : PsiElement> private construct
         }
 
         override fun invoke(project: Project, editor: Editor?, file: PsiFile?) {
-            PsiDocumentManager.getInstance(project).commitAllDocuments()
             applyFix()
         }
 

idea/idea-analysis/src/org/jetbrains/kotlin/idea/intentions/SelfTargetingIntention.kt

@@ -94,7 +94,6 @@ abstract class SelfTargetingIntention<TElement : PsiElement>(
 
     final override fun invoke(project: Project, editor: Editor?, file: PsiFile) {
         editor ?: return
-        PsiDocumentManager.getInstance(project).commitAllDocuments()
         val target = getTarget(editor, file) ?: return
         if (!FileModificationService.getInstance().preparePsiElementForWrite(target)) return
         applyTo(target, editor)