fix(ci): use arc-runner-set label for deploy job (#106)

The ARC runner scale set is registered as arc-runner-set, not
self-hosted. Fix runs-on to match so GitHub dispatches the job.

Signed-off-by: Tomas Pilar <thomas7pilar@gmail.com>

Author: pilartomas

.github/workflows/publish-deploy.yml

@@ -119,7 +119,7 @@ jobs:
         run: helm push humr-${{ steps.version.outputs.version }}.tgz oci://ghcr.io/kagenti/humr/charts
 
   deploy:
-    runs-on: self-hosted
+    runs-on: arc-runner-set
     timeout-minutes: 10
     needs: helm-package
     if: startsWith(github.ref, 'refs/tags/v')