Bump babel-loader from 8.3.0 to 9.1.2 in /{{cookiecutter.project_slug}}

Bumps [babel-loader](https://github.com/babel/babel-loader) from 8.3.0 to 9.1.2.
- [Release notes](https://github.com/babel/babel-loader/releases)
- [Changelog](https://github.com/babel/babel-loader/blob/main/CHANGELOG.md)
- [Commits](https://github.com/babel/babel-loader/compare/v8.3.0...v9.1.2)

---
updated-dependencies:
- dependency-name: babel-loader
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

{{cookiecutter.project_slug}}/package.json

@@ -6,7 +6,7 @@
     "@babel/preset-env": "^7.16.5",
     "@popperjs/core": "^2.10.2",
     "autoprefixer": "^10.4.0",
-    "babel-loader": "^8.2.3",
+    "babel-loader": "^9.1.2",
     "bootstrap": "^5.1.3",
     "browser-sync": "^2.27.7",
     "css-loader": "^6.5.1",