p2p: add MANAGE_WIFI_AUTO_JOIN permission for CTS external approver tests

Wi-Fi Direct external approver APIs require MANAGE_WIFI_AUTO_JOIN
permission and CTS tests need to use Shell to invoke these
privelege APIs.

Bug: 218166551
Bug: 159038892
Test: atest ConcurrencyTest
Change-Id: Ia5c1c749e38fe94992c6364d0fd6117707834eb5
diff --git a/packages/Shell/AndroidManifest.xml b/packages/Shell/AndroidManifest.xml
index 074d85c..8b27522 100644
--- a/packages/Shell/AndroidManifest.xml
+++ b/packages/Shell/AndroidManifest.xml
@@ -509,6 +509,9 @@
     <uses-permission android:name="android.permission.WIFI_UPDATE_COEX_UNSAFE_CHANNELS" />
     <uses-permission android:name="android.permission.NEARBY_WIFI_DEVICES" />
     <uses-permission android:name="android.permission.OVERRIDE_WIFI_CONFIG" />
+    <!-- Permission needed for CTS test - ConcurrencyTest#testP2pExternalApprover
+         P2P external approver API sets require MANAGE_WIFI_AUTO_JOIN permission. -->
+    <uses-permission android:name="android.permission.MANAGE_WIFI_AUTO_JOIN" />
 
     <!-- Permission required for CTS tests to enable/disable rate limiting toasts. -->
     <uses-permission android:name="android.permission.MANAGE_TOAST_RATE_LIMITING" />