build(deps): bump loader-utils in /examples/example-app-v12 (#1837)

Bumps [loader-utils](https://github.com/webpack/loader-utils) from 1.4.1 to 1.4.2.
- [Release notes](https://github.com/webpack/loader-utils/releases)
- [Changelog](https://github.com/webpack/loader-utils/blob/v1.4.2/CHANGELOG.md)
- [Commits](webpack/loader-utils@v1.4.1...v1.4.2)

---
updated-dependencies:
- dependency-name: loader-utils
  dependency-type: indirect
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/example-app-v12/yarn.lock

@@ -7867,13 +7867,13 @@ __metadata:
   linkType: hard
 
 "loader-utils@npm:^1.4.0":
-  version: 1.4.1
-  resolution: "loader-utils@npm:1.4.1"
+  version: 1.4.2
+  resolution: "loader-utils@npm:1.4.2"
   dependencies:
     big.js: ^5.2.2
     emojis-list: ^3.0.0
     json5: ^1.0.1
-  checksum: ea0b648cba0194e04a90aab6270619f0e35be009e33a443d9e642e93056cd49e6ca4c9678bd1c777a2392551bc5f4d0f24a87f5040608da1274aa84c6eebb502
+  checksum: eb6fb622efc0ffd1abdf68a2022f9eac62bef8ec599cf8adb75e94d1d338381780be6278534170e99edc03380a6d29bc7eb1563c89ce17c5fed3a0b17f1ad804
   languageName: node
   linkType: hard