Bump rollup from 3.20.2 to 3.20.6

Bumps [rollup](https://github.com/rollup/rollup) from 3.20.2 to 3.20.6.
- [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/v3.20.2...v3.20.6)

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

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

yarn.lock

@@ -5295,9 +5295,9 @@ rollup-pluginutils@^2.8.2:
     estree-walker "^0.6.1"
 
 rollup@^3.18.0:
-  version "3.20.2"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-3.20.2.tgz#f798c600317f216de2e4ad9f4d9ab30a89b690ff"
-  integrity sha512-3zwkBQl7Ai7MFYQE0y1MeQ15+9jsi7XxfrqwTb/9EK8D9C9+//EBR4M+CuA1KODRaNbFez/lWxA5vhEGZp4MUg==
+  version "3.20.6"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-3.20.6.tgz#53c0fd73e397269d2ce5f0ec12851457dd53cacd"
+  integrity sha512-2yEB3nQXp/tBQDN0hJScJQheXdvU2wFhh6ld7K/aiZ1vYcak6N/BKjY1QrU6BvO2JWYS8bEs14FRaxXosxy2zw==
   optionalDependencies:
     fsevents "~2.3.2"