Merge pull request #57 from peter-evans/renovate/actions-github-2.x

Update dependency @actions/github to v2.1.1

Author: peter-evans

package-lock.json

@@ -21,7 +21,7 @@
   "homepage": "https://github.com/peter-evans/slash-command-dispatch#readme",
   "dependencies": {
     "@actions/core": "1.2.4",
-    "@actions/github": "2.0.1"
+    "@actions/github": "2.1.1"
   },
   "devDependencies": {
     "@zeit/ncc": "0.22.1",