use highlevel actions cache api for save

package-lock.json

@@ -11,6 +11,7 @@
       "dependencies": {
         "@actions/cache": "^3.2.1",
         "@actions/core": "^1.10.0",
+        "@actions/exec": "^1.1.1",
         "@actions/github": "^5.1.1",
         "@actions/http-client": "^2.1.0",
         "@octokit/core": "^4.2.0",