Bump @actions/core from 1.2.2 to 1.2.6 (#4)

Bumps [@actions/core](https://github.com/actions/toolkit/tree/HEAD/packages/core) from 1.2.2 to 1.2.6.
- [Release notes](https://github.com/actions/toolkit/releases)
- [Changelog](https://github.com/actions/toolkit/blob/main/packages/core/RELEASES.md)
- [Commits](https://github.com/actions/toolkit/commits/HEAD/packages/core)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -18,7 +18,7 @@
   },
   "homepage": "https://github.com/j0yu/setup-rez#readme",
   "dependencies": {
-    "@actions/core": "^1.2.2",
+    "@actions/core": "^1.2.6",
     "@actions/exec": "^1.0.3",
     "@actions/github": "^2.1.1",
     "@actions/io": "^1.0.2",