Update dependency @actions/core to v3

| datasource | package       | from   | to    |
| ---------- | ------------- | ------ | ----- |
| npm        | @actions/core | 1.11.1 | 3.0.0 |


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

Author: renovate[bot]

package-lock.json

@@ -12,7 +12,7 @@
         "node": "^24.10.0"
     },
     "dependencies": {
-        "@actions/core": "^1.10.0",
+        "@actions/core": "^3.0.0",
         "@cfworker/json-schema": "^4.0.0",
         "@types/semver": "^7.3.13",
         "semver": "^7.3.8"