fix(deps): update dependency @actions/core to v2 (#1055)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "Gregor Martynus (https://twitter.com/gr2m)"
   ],
   "dependencies": {
-    "@actions/core": "^1.11.1",
+    "@actions/core": "^2.0.0",
     "@semantic-release/error": "^4.0.0",
     "aggregate-error": "^5.0.0",
     "env-ci": "^11.2.0",