docs: Edited UNINSTALL_SHORTCUT permission desc.

Added a callout and a message that more strongly discourages use of
the UNINSTALL_SHORTCUT permission.

Test: make ds-docs -j16

Bug: 72864896
Change-Id: Iacb7a1718c4688e9061bdfd3b50b7afc8f170abb
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index e33ecb8..e07da85 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -2251,7 +2251,8 @@
         android:description="@string/permdesc_install_shortcut"
         android:protectionLevel="normal"/>
 
-    <!--This permission is no longer supported.
+    <!-- <p class="caution"><strong>Don't use this permission in your app.</strong><br>This
+         permission is no longer supported.
     -->
     <permission android:name="com.android.launcher.permission.UNINSTALL_SHORTCUT"
         android:label="@string/permlab_uninstall_shortcut"