chore(deps): bump @actions/core from 1.2.6 to 1.4.0 (#75)

Bumps [@actions/core](https://github.com/actions/toolkit/tree/HEAD/packages/core) from 1.2.6 to 1.4.0.
- [Release notes](https://github.com/actions/toolkit/releases)
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/core/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/core)

---
updated-dependencies:
- dependency-name: "@actions/core"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

package-lock.json

@@ -31,7 +31,7 @@
   "author": "Google LLC",
   "license": "Apache-2.0",
   "dependencies": {
-    "@actions/core": "^1.2.6",
+    "@actions/core": "^1.4.0",
     "@types/archiver": "^3.1.0",
     "archiver": "^5.0.0",
     "fast-glob": "^3.2.5",