feat(core): add actions to editor settings (#8030)

# What Changed?
- Add actions of following edgeless-elements editor settings:
  - note
  - connector
  - edgeless text
  - pen

packages/frontend/core/src/utils/__tests__/unflatten-object.spec.ts

@@ -1,19 +0,0 @@
-import { expect, test } from 'vitest';
-
-import { unflattenObject } from '../unflatten-object';
-
-test('unflattenObject', () => {
-  const ob = {
-    'a.b.c': 1,
-    d: 2,
-  };
-  const result = unflattenObject(ob);
-  expect(result).toEqual({
-    a: {
-      b: {
-        c: 1,
-      },
-    },
-    d: 2,
-  });
-});