Add ramdisk_available to init_first_stage's deps am: 3cce62a6b4 am: 24c48eef29

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/1736258

Change-Id: I1f41844bd32ee13352ee73f71469ea71d8927441
diff --git a/Android.bp b/Android.bp
index a37a34f..e07681b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -147,6 +147,7 @@
 cc_library_static {
     name: "update_metadata-protos",
     host_supported: true,
+    ramdisk_available: true,
     recovery_available: true,
 
     srcs: ["update_engine/update_metadata.proto"],