Bump the rollup group with 1 update

Bumps the rollup group with 1 update: [rollup](https://github.com/rollup/rollup).

- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v4.2.0...v4.3.0)

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

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

packages/govuk-frontend-review/package.json

@@ -56,7 +56,7 @@
     "nodemon": "^3.0.1",
     "postcss-pseudo-classes": "^0.2.1",
     "puppeteer": "^21.4.1",
-    "rollup": "^4.2.0",
+    "rollup": "^4.3.0",
     "sassdoc": "^2.7.4",
     "supertest": "^6.3.3",
     "typedoc": "^0.25.3"

packages/govuk-frontend/package.json

@@ -82,7 +82,7 @@
     "postcss": "^8.4.31",
     "postcss-scss": "^4.0.9",
     "puppeteer": "^21.4.1",
-    "rollup": "^4.2.0",
+    "rollup": "^4.3.0",
     "sass-color-helpers": "^2.1.1",
     "sass-embedded": "^1.69.5",
     "sassdoc": "^2.7.4",

shared/stats/package.json

@@ -21,7 +21,7 @@
   "devDependencies": {
     "@rollup/plugin-node-resolve": "^15.2.3",
     "govuk-frontend": "*",
-    "rollup": "^4.2.0",
+    "rollup": "^4.3.0",
     "rollup-plugin-visualizer": "^5.9.2"
   }
 }

shared/tasks/package.json

@@ -24,7 +24,7 @@
     "postcss": "^8.4.31",
     "postcss-load-config": "^4.0.1",
     "puppeteer": "^21.4.1",
-    "rollup": "^4.2.0",
+    "rollup": "^4.3.0",
     "sass-embedded": "^1.69.5",
     "slash": "^5.1.0",
     "yargs-parser": "^21.1.1"