npm(deps): bump the npm group with 2 updates

Bumps the npm group with 2 updates: [@actions/artifact](https://github.com/actions/toolkit/tree/HEAD/packages/artifact) and [@csstools/postcss-media-minmax](https://github.com/csstools/postcss-plugins/tree/HEAD/plugins/postcss-media-minmax).


Updates `@actions/artifact` from 2.1.7 to 2.1.8
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/artifact/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/artifact)

Updates `@csstools/postcss-media-minmax` from 1.1.7 to 1.1.8
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugins/postcss-media-minmax/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugins/postcss-media-minmax)

---
updated-dependencies:
- dependency-name: "@actions/artifact"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: npm
- dependency-name: "@csstools/postcss-media-minmax"
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: npm
...

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

package.json

@@ -15,13 +15,13 @@
         "ci": "export RANDOM_UUID=$(uuidgen) && rm -rdf node_modules && node scripts/ci/before.js && npm ci && node scripts/ci/after.js"
     },
     "dependencies": {
-        "@actions/artifact": "^2.1.7",
+        "@actions/artifact": "^2.1.8",
         "@actions/core": "^1.10.1",
         "@annangela/eslint-config": "^5.2.0",
         "@annangela/eslint-formatter-gha": "^1.1.4",
         "@annangela/eslint-plugin-prefer-reflect": "^2.2.2",
         "@csstools/postcss-is-pseudo-class": "^4.0.8",
-        "@csstools/postcss-media-minmax": "^1.1.7",
+        "@csstools/postcss-media-minmax": "^1.1.8",
         "@octokit/auth-action": "^5.1.1",
         "@octokit/auth-app": "^7.1.0",
         "@octokit/auth-unauthenticated": "^6.1.0",