fix: watch correct spec

Author: darora

.github/workflows/publish-nix-pgupgrade-scripts.yml

@@ -6,7 +6,7 @@ on:
       - develop
       - release/*
     paths:
-      - '.github/workflows/publish-pgupgrade-scripts.yml'
+      - '.github/workflows/publish-nix-pgupgrade-scripts.yml'
       - 'common-nix.vars.pkr.hcl'
   workflow_dispatch:
     inputs: