Add blacklist for camera protection

Bug: 150540299
Test: atest SystemUITests
Change-Id: Ica395ba060cbbdbd0eef424e6f05decaff3f308c
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index 62335ab..a0dd9bf 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -523,6 +523,10 @@
     <!--  ID for the camera that needs extra protection -->
     <string translatable="false" name="config_protectedCameraId"></string>
 
+    <!-- Comma-separated list of packages to exclude from camera protection e.g.
+    "com.android.systemui,com.android.xyz" -->
+    <string translatable="false" name="config_cameraProtectionExcludedPackages"></string>
+
     <!--  Flag to turn on the rendering of the above path or not  -->
     <bool name="config_enableDisplayCutoutProtection">false</bool>