feat(editor): Create separate components for JS and JSON editors (no-changelog) (#8156)

## Summary
This is part-1 of refactoring our code editors to extract different type
of editors into their own components.
In part-2 we'll
1. delete a of unused or duplicate code
2. switch to a `useEditor` composable to bring more UX consistency
across all the code editors.

## Review / Merge checklist
- [x] PR title and summary are descriptive
- [x] Tests included

packages/nodes-base/nodes/Set/v2/manual.mode.ts

@@ -139,11 +139,9 @@ const properties: INodeProperties[] = [
 					{
 						displayName: 'Value',
 						name: 'objectValue',
-						type: 'string',
+						type: 'json',
 						default: '={}',
 						typeOptions: {
-							editor: 'json',
-							editorLanguage: 'json',
 							rows: 2,
 						},
 						displayOptions: {