ci: hotfix: fix artifact name for tools

The package_tool.yml workflow does not define a CORE_TAG output, because
it does not run when cores are tagged. It is safe to use CORE_VER here
because only the artifact name is affected.

Author: pillo79

.github/workflows/package_tool.yml

@@ -190,5 +190,5 @@ jobs:
         with:
           token: ${{ secrets.CI_BUILDS_TOKEN }}
           version: ${{ needs.build-env.outputs.CORE_VER }}
-          artifact: snippets-${{ needs.build-env.outputs.CORE_TAG }}
+          artifact: snippets-${{ needs.build-env.outputs.CORE_VER }}
           base-branch: ${{ needs.build-env.outputs.CORE_BRANCH }}