deps: bump @actions/artifact from 0.3.5 to 0.4.0 (#7)

Bumps [@actions/artifact](https://github.com/actions/toolkit/tree/HEAD/packages/artifact) from 0.3.5 to 0.4.0.
- [Release notes](https://github.com/actions/toolkit/releases)
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/artifact/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/artifact)

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

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

package.json

@@ -53,7 +53,7 @@
   },
   "homepage": "https://github.com/peaceiris/actions-suggest-related-links#readme",
   "dependencies": {
-    "@actions/artifact": "^0.3.5",
+    "@actions/artifact": "^0.4.0",
     "@actions/core": "^1.2.5",
     "@actions/exec": "^1.0.4",
     "@actions/github": "^4.0.0",