Add CONTROL_KEYGUARD_SECURE_NOTIFICATIONS to shell app

Shell app needs the permission when we run KeyguardManager CTS for
allowing private notifications as a privileged app.

Bug: 127351183
Test: m -j
Change-Id: I199bac8c8fed9ff0fc63b8c62f8002a6b273b28f
diff --git a/packages/Shell/AndroidManifest.xml b/packages/Shell/AndroidManifest.xml
index d639e5e..7c8aa09 100644
--- a/packages/Shell/AndroidManifest.xml
+++ b/packages/Shell/AndroidManifest.xml
@@ -178,6 +178,9 @@
     <!-- Permission needed to run network tests in CTS -->
     <uses-permission android:name="android.permission.MANAGE_TEST_NETWORKS" />
 
+    <!-- Permission needed to run keyguard manager tests in CTS -->
+    <uses-permission android:name="android.permission.CONTROL_KEYGUARD_SECURE_NOTIFICATIONS" />
+
     <application android:label="@string/app_label"
                  android:defaultToDeviceProtectedStorage="true"
                  android:directBootAware="true">