Accessibility shortcut secondary action - fix permission dialog did not pop up

- Need to set EXTRA_CHECKED after shortcutPreference's checkbox is unchecked

Bug: 142530063
Test: manual
Change-Id: I7f1ea5a9d4b12ac958ac8a074cf7a267faddb4ad

src/com/android/settings/accessibility/ToggleAccessibilityServicePreferenceFragment.java

@@ -487,6 +487,7 @@ public class ToggleAccessibilityServicePreferenceFragment extends
         } else {
             AccessibilityUtil.optOutAllValuesFromSettings(getContext(), shortcutTypes,
                     mComponentName);
+            getArguments().putBoolean(AccessibilitySettings.EXTRA_CHECKED, false);
         }
     }