Foldable concurrent selfie prebuilt flag

Add a foldable concurrent selfie prebuilt
XML as the feature flag config file

Flag: com.google.pixel.camera.concurrent_foldable_dual_front
Bug: 333986739
Test: build pass
Change-Id: Idbacff0d8f97ad0047b334d5563c7e4d5d734182
diff --git a/camera/Android.bp b/camera/Android.bp
index d615e6a..e845678 100644
--- a/camera/Android.bp
+++ b/camera/Android.bp
@@ -12,8 +12,8 @@
     ],
     shared_libs: [
         "libbase",
-	"libdump",
-	"liblog",
+        "libdump",
+        "liblog",
     ],
     vendor: true,
     relative_install_path: "dump",
@@ -26,3 +26,11 @@
     src: "vendor.android.hardware.camera.preview-dis.xml",
     sub_dir: "permissions",
 }
+
+prebuilt_etc {
+    name: "concurrent_foldable_dual_front_xml",
+    vendor: true,
+    filename: "com.google.pixel.camera.concurrent_foldable_dual_front.xml",
+    src: "com.google.pixel.camera.concurrent_foldable_dual_front.xml",
+    sub_dir: "permissions",
+}