Bump @actions/core to ^1.11.1

Author: renovate[bot]

package.json

@@ -69,7 +69,7 @@
     "clean:node_modules": "rimraf --glob \"**/node_modules\""
   },
   "devDependencies": {
-    "@actions/core": "^1.10.1",
+    "@actions/core": "^1.11.1",
     "@actions/github": "^6.0.0",
     "@argos-ci/core": "^2.8.1",
     "@babel/cli": "^7.25.6",