feat(#MagSettingsPanel): add removeMagnificationSettingsPanel method in...

feat(#MagSettingsPanel): add removeMagnificationSettingsPanel method in WindowMagnificationConnection

Support removeMagnificationSettingsPanel method in connection between framework service and system ui sides. Therefore, when MagnificationController detects the controlling magnifer is deactivated, it can trigger the method to hide the magnification settings panel.

Bug: 271127581
Test: manually
      atest IWindowMagnificationConnectionTest
      atest MagnificationControllerTest
      atest WindowMagnificationConnectionWrapperTest
      atest WindowMagnificationManagerTest
Change-Id: I07a290d59b1fb1d51dee1ff70b77e2c56c617797