Update build-template.yml

Author: adrianhall

.github/workflows/build-template.yml

@@ -81,7 +81,7 @@ jobs:
 
   sign:
     needs: [build]
-    if: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/heads/rel') }}
+    if: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/') }}
     runs-on: windows-latest
     permissions:
       id-token: write
@@ -145,4 +145,4 @@ jobs:
           "${{ github.workspace }}/packages/**/*.nupkg" 
           --api-key dummy 
           --source MainLatest 
-          --skip-duplicate
+          --skip-duplicate