chore(deps): bump @actions/exec in /.github/actions/core

Bumps [@actions/exec](https://github.com/actions/toolkit/tree/HEAD/packages/exec) from 2.0.0 to 3.0.0.
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/exec/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/exec)

---
updated-dependencies:
- dependency-name: "@actions/exec"
  dependency-version: 3.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/actions/core/package-lock.json

@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@actions/core": "^2.0.1",
-    "@actions/exec": "^2.0.0",
+    "@actions/exec": "^3.0.0",
     "actions-toolkit": "^6.0.1",
     "mentions-regex": "^2.0.3",
     "parse-commit-message": "^5.0.4",