v0.9.4: added some missed 0.9.4 code to open source

services/updates/githubUpdates/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/updates/GitHubUpdates.java

@@ -138,9 +138,19 @@ public class GitHubUpdates extends UpdateService {
 		//does nothing, always installed
 	}
 
+	@Override
+	public boolean supportsReviews() {
+		return false;
+	}
+
 	@Override
 	public void initializeReview(ReviewResultCallback callback) {
 		//does nothing, no review functionality here
 		callback.onComplete();
 	}
+
+	@Override
+	public void openReviewURI() {
+		//does nothing
+	}
 }