Bump rollup from 2.67.3 to 2.68.0

Bumps [rollup](https://github.com/rollup/rollup) from 2.67.3 to 2.68.0.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v2.67.3...v2.68.0)

---
updated-dependencies:
- dependency-name: rollup
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

package.json

@@ -46,7 +46,7 @@
     "eslint-plugin-prettier": "^4.0.0",
     "npm-check-updates": "^12.3.1",
     "prettier": "^2.4.1",
-    "rollup": "^2.67.3",
+    "rollup": "^2.68.0",
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-node-resolve": "^5.2.0",