Bump @hypothesis/frontend-build from 1.1.0 to 1.2.0

Bumps [@hypothesis/frontend-build](https://github.com/hypothesis/frontend-build) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/hypothesis/frontend-build/releases)
- [Changelog](https://github.com/hypothesis/frontend-build/blob/main/CHANGELOG.md)
- [Commits](https://github.com/hypothesis/frontend-build/compare/v1.1.0...v1.2.0)

---
updated-dependencies:
- dependency-name: "@hypothesis/frontend-build"
  dependency-type: direct:development
  update-type: version-update:semver-minor
...
Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -989,9 +989,9 @@
   integrity sha512-ZnQMnLV4e7hDlUvw8H+U8ASL02SS2Gn6+9Ac3wGGLIe7+je2AeAOxPY+izIPJDfFDb7eDjev0Us8MO1iFRN8hA==
 
 "@hypothesis/frontend-build@^1.1.0":
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/@hypothesis/frontend-build/-/frontend-build-1.1.0.tgz#d41fdc519eb2c5a015abc90b5c8de18241f8ec9f"
-  integrity sha512-q0ALjcX0LlrUK8zdprP59rwKHtu5ks/IAI49BsFfjoFAtftlDtYGUGCYBqKgB8XVNdiY8NaUHGefoAAZ5IdPbQ==
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@hypothesis/frontend-build/-/frontend-build-1.2.0.tgz#2938212d0ac655484692e9fbcac26f301d8b3638"
+  integrity sha512-iPNS6bkXVujNEKUUSaFLgoQU38qfH5zA3ox9gUP2rVTWuU8Tt2VsZDp+MiPcqFSqV3WVkBWM/aydoCKUgetA7A==
   dependencies:
     commander "^8.2.0"
     fancy-log "^1.3.3"