Add TETHER_PRIVILEGED permission to shell for CTS test.

Grant TETHER_PRIVILEGED permissions to the shell identity
for use within CTS tests.

Bug: 145490751
Test: atest CtsTetheringTest
Change-Id: Ifad265cdc5e0b1b1b2fa8f4f79eeb7dd18493624
diff --git a/packages/Shell/AndroidManifest.xml b/packages/Shell/AndroidManifest.xml
index b89f141..51bf441 100644
--- a/packages/Shell/AndroidManifest.xml
+++ b/packages/Shell/AndroidManifest.xml
@@ -224,6 +224,9 @@
     <!-- Permission requried for CTS test - CellBroadcastIntentsTest -->
     <uses-permission android:name="android.permission.GRANT_RUNTIME_PERMISSIONS_TO_TELEPHONY_DEFAULTS"/>
 
+    <!-- Permission required for CTS test - TetheringManagerTest -->
+    <uses-permission android:name="android.permission.TETHER_PRIVILEGED"/>
+
     <application android:label="@string/app_label"
                 android:theme="@android:style/Theme.DeviceDefault.DayNight"
                 android:defaultToDeviceProtectedStorage="true"