chore: bump CI post-merge

Author: hyunsun

.github/workflows/post-merge.yml

@@ -20,7 +20,7 @@ jobs:
       contents: read
       security-events: write
       id-token: write
-    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@0.1.62
+    uses: open-edge-platform/orch-ci/.github/workflows/post-merge.yml@0.1.66
     with:
       cache_go: true
       remove_cache_go: true