Bump rollup from 2.56.0 to 2.56.1

Bumps [rollup](https://github.com/rollup/rollup) from 2.56.0 to 2.56.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v2.56.0...v2.56.1)

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

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

package.json

@@ -99,7 +99,7 @@
     "nyc": "15.1.0",
     "prettier": "2.3.2",
     "pretty-format": "27.0.6",
-    "rollup": "2.56.0",
+    "rollup": "2.56.1",
     "rollup-plugin-babel": "4.4.0",
     "rollup-plugin-prettier": "2.1.0",
     "rollup-plugin-terser": "7.0.2",