Remove Firebase from list [netlify-build]

Author: pwseg

src/connections/destinations/catalog/firebase/index.md

@@ -2,7 +2,6 @@
 title: Firebase Destination
 strat: google
 id: 579a568e80412f644ff19cf7
-support_type: flagship
 ---
 Firebase is Google's platform for mobile apps. The Segment Firebase destination requires that you bundle the Firebase SDK with your project. The Segment-wrapped destination code then runs on the user's device, and sends its tracking calls to the Firebase API endpoints, and a copy to Segment for archiving.