Bump @actions/core to 1.9.1

package.json

@@ -31,7 +31,7 @@
     }
   },
   "dependencies": {
-    "@actions/core": "^1.5.0",
+    "@actions/core": "^1.9.1",
     "@actions/exec": "^1.1.0",
     "@actions/github": "^5.0.0",
     "@actions/glob": "^0.2.0",
@@ -54,4 +54,4 @@
     "ts-jest": "^27.0.5",
     "typescript": "^4.3.5"
   }
-}
+}