Dependabot: Bump react-ga from 3.2.0 to 3.3.0 (#204)

Bumps [react-ga](https://github.com/react-ga/react-ga) from 3.2.0 to 3.3.0.
- [Release notes](https://github.com/react-ga/react-ga/releases)
- [Commits](react-ga/react-ga@v3.2.0...v3.3.0)

Signed-off-by: dependabot[bot] <support@github.com>

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

package.json

@@ -35,7 +35,7 @@
     "react": "^16.13.1",
     "react-bootstrap": "^1.3.0",
     "react-dom": "^16.13.1",
-    "react-ga": "^3.2.0",
+    "react-ga": "^3.3.0",
     "react-sizeme": "^2.6.12",
     "reactstrap": "^8.5.1"
   },