ci: Use machine account PAT for creating releases

Because using GITHUB_TOKEN to create releases prevents the notify
workflow from kicking off.

.github/workflows/build.yml

@@ -122,7 +122,7 @@ jobs:
       - name: Create Release
         uses: softprops/action-gh-release@v1
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          GITHUB_TOKEN: ${{ secrets.DEPLOY_PAT }}
         with:
           files: publish-zip/recyclarr-*.zip
           body: ${{ steps.changelog.outputs.release_notes }}