Merge pull request #15 from joshmgross/dependabot/npm_and_yarn/actions/core-1.9.1

Bump @actions/core from 1.2.6 to 1.9.1

Author: joshmgross

package-lock.json

@@ -28,7 +28,7 @@
   },
   "homepage": "https://github.com/joshmgross/guestbook#readme",
   "dependencies": {
-    "@actions/core": "^1.2.6",
+    "@actions/core": "^1.9.1",
     "@actions/github": "^3.0.0"
   },
   "devDependencies": {