Bump bootstrap from 4.6.2 to 5.3.3

Bumps [bootstrap](https://github.com/twbs/bootstrap) from 4.6.2 to 5.3.3.
- [Release notes](https://github.com/twbs/bootstrap/releases)
- [Commits](twbs/bootstrap@v4.6.2...v5.3.3)

---
updated-dependencies:
- dependency-name: bootstrap
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -19,7 +19,7 @@
   "dependencies": {
     "@babel/runtime": "~7.21.0",
     "@statisticsnorway/ssb-component-library": "~2.0.78",
-    "bootstrap": "~4.6.2",
+    "bootstrap": "~5.3.3",
     "core-js": "~3.27.1",
     "gh-pages": "~4.0.0",
     "history": "~5.3.0",