Workaround for edgedb docker having a stale default branch of "edgedb"

Author: CarsonF

Dockerfile

@@ -56,6 +56,8 @@ ENV NODE_ENV=development \
     EDGEDB_SERVER_SECURITY=insecure_dev_mode \
     # Don't start/host the db server, just bootstrap & quit.
     EDGEDB_SERVER_BOOTSTRAP_ONLY=1 \
+    # Temporary until upstream stale default of "edgedb" is resolved
+    EDGEDB_SERVER_DATABASE=main \
     # Don't flood log with cache debug messages
     VERBOSE_YARN_LOG=discard