Bump @actions/core from 1.5.0 to 1.6.0 (#17)

Bumps [@actions/core](https://github.com/actions/toolkit/tree/HEAD/packages/core) from 1.5.0 to 1.6.0.
- [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
...

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

package-lock.json

@@ -18,7 +18,7 @@
   },
   "homepage": "https://github.com/guyarb/golang-test-annoations#readme",
   "dependencies": {
-    "@actions/core": "^1.5.0",
+    "@actions/core": "^1.6.0",
     "line-by-line": "^0.1.6"
   }
 }