build(deps-dev): bump po2json from 1.0.0-alpha to 1.0.0-beta

Bumps [po2json](https://github.com/mikeedwards/po2json) from 1.0.0-alpha to 1.0.0-beta.
- [Release notes](https://github.com/mikeedwards/po2json/releases)
- [Changelog](https://github.com/mikeedwards/po2json/blob/master/History.md)
- [Commits](https://github.com/mikeedwards/po2json/commits)

---
updated-dependencies:
- dependency-name: po2json
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package.json

@@ -37,7 +37,7 @@
     "eslint-plugin-react-hooks": "4.6.0",
     "htmlparser": "1.7.7",
     "jed": "1.1.1",
-    "po2json": "1.0.0-alpha",
+    "po2json": "1.0.0-beta",
     "qunit": "2.19.4",
     "sass": "1.67.0",
     "stylelint": "15.10.3",