chore(deps): bump merge in /examples/complete/react-native-firebase (#1100)

Bumps [merge](https://github.com/yeikos/js.merge) from 1.2.0 to 1.2.1.
- [Release notes](https://github.com/yeikos/js.merge/releases)
- [Commits](swordev/merge@v1.2.0...v1.2.1)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

examples/complete/react-native-firebase/yarn.lock

@@ -2761,8 +2761,8 @@ merge-stream@^1.0.1:
     readable-stream "^2.0.1"
 
 merge@^1.1.3:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.0.tgz#7531e39d4949c281a66b8c5a6e0265e8b05894da"
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/merge/-/merge-1.2.1.tgz#38bebf80c3220a8a487b6fcfb3941bb11720c145"
 
 method-override@~2.3.5:
   version "2.3.9"