Add @octokit/rest as dependency

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

package-lock.json

@@ -30,6 +30,7 @@
     "@actions/cache": "^2.0.6",
     "@actions/core": "^1.8.2",
     "@adobe/node-fetch-retry": "^2.2.0",
+    "@octokit/rest": "^18.12.0",
     "node-fetch": "^2.6.7",
     "unzipper": "^0.10.11"
   },