chore(deps-dev): Bump the npm_and_yarn group across 2 directories with 3 updates (#2447)

Bumps the npm_and_yarn group with 3 updates in the /examples directory: [axios](https://github.com/axios/axios), [postcss](https://github.com/postcss/postcss) and [webpack-dev-middleware](https://github.com/webpack/webpack-dev-middleware).
Bumps the npm_and_yarn group with 1 update in the /examples/blockly-rtc directory: [webpack-dev-middleware](https://github.com/webpack/webpack-dev-middleware).


Updates `axios` from 1.7.2 to 1.7.4
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v1.7.2...v1.7.4)

Updates `postcss` from 8.4.40 to 8.4.41
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.40...8.4.41)

Updates `webpack-dev-middleware` from 7.3.0 to 7.4.2
- [Release notes](https://github.com/webpack/webpack-dev-middleware/releases)
- [Changelog](https://github.com/webpack/webpack-dev-middleware/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-middleware@v7.3.0...v7.4.2)

Updates `webpack-dev-middleware` from 7.3.0 to 7.4.2
- [Release notes](https://github.com/webpack/webpack-dev-middleware/releases)
- [Changelog](https://github.com/webpack/webpack-dev-middleware/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-middleware@v7.3.0...v7.4.2)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: postcss
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: webpack-dev-middleware
  dependency-type: indirect
  dependency-group: npm_and_yarn
- dependency-name: webpack-dev-middleware
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]