build(deps-dev): bump rollup from 2.3.3 to 2.3.4

Bumps [rollup](https://github.com/rollup/rollup) from 2.3.3 to 2.3.4.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v2.3.3...v2.3.4)

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

package.json

@@ -59,7 +59,7 @@
     "lint-staged": "^10.1.2",
     "npm-run-all": "^4.1.5",
     "prettier": "^2.0.4",
-    "rollup": "^2.3.3",
+    "rollup": "^2.3.4",
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-json": "^4.0.0",