Fix gender issue on subtext of screen pinning

Create a new string id so that localization team can fix it
individually.

Test: Rebuilt rom and see correct subtext
Fix: 184748174
Change-Id: I3ab644950ee8211c89199446b92e759a5efa4527

src/com/android/settings/security/ScreenPinningPreferenceController.java

@@ -40,7 +40,7 @@ public class ScreenPinningPreferenceController extends BasePreferenceController
     public CharSequence getSummary() {
         return Settings.System.getInt(mContext.getContentResolver(),
                 Settings.System.LOCK_TO_APP_ENABLED, 0) != 0
-                ? mContext.getText(R.string.switch_on_text)
-                : mContext.getText(R.string.switch_off_text);
+                ? mContext.getText(R.string.screen_pinning_switch_on_text)
+                : mContext.getText(R.string.screen_pinning_switch_off_text);
     }
 }