Updating target SDK for Launcher

Bug: 229173942
Bug: 226461147
Test: Presubmit
Change-Id: Id9e303f113cba87adf26442f1417ed2814555c54
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 923e614..fd9d0e1 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -16,6 +16,8 @@
 
 package com.android.launcher3;
 
+import static android.app.PendingIntent.FLAG_IMMUTABLE;
+import static android.app.PendingIntent.FLAG_UPDATE_CURRENT;
 import static android.content.pm.ActivityInfo.CONFIG_ORIENTATION;
 import static android.content.pm.ActivityInfo.CONFIG_SCREEN_SIZE;
 import static android.content.pm.ActivityInfo.CONFIG_UI_MODE;
@@ -434,8 +436,7 @@
                 shareIntent.putExtra(Intent.EXTRA_TEXT, stackTrace);
                 shareIntent = Intent.createChooser(shareIntent, null);
                 PendingIntent sharePendingIntent = PendingIntent.getActivity(
-                        this, 0, shareIntent, PendingIntent.FLAG_UPDATE_CURRENT
-                );
+                        this, 0, shareIntent, FLAG_UPDATE_CURRENT | FLAG_IMMUTABLE);
 
                 Notification notification = new Notification.Builder(this, notificationChannelId)
                         .setSmallIcon(android.R.drawable.ic_menu_close_clear_cancel)