build(deps): bump @actions/core from 1.2.6 to 1.2.7

Bumps [@actions/core](https://github.com/actions/toolkit/tree/HEAD/packages/core) from 1.2.6 to 1.2.7.
- [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)

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

Author: dependabot[bot]

package-lock.json

@@ -21,7 +21,7 @@
   "author": "Arduino",
   "license": "GPL-3.0",
   "dependencies": {
-    "@actions/core": "^1.2.6",
+    "@actions/core": "^1.2.7",
     "@actions/tool-cache": "^1.1.0",
     "semver": "^6.1.1",
     "typed-rest-client": "^1.8.4"