Update .github/workflows/nightly-unstable-package.yml

Co-authored-by: adamiBs <[email protected]>

Author: valeria-raif

.github/workflows/nightly-unstable-package.yml

@@ -8,5 +8,4 @@ on:
 jobs:
   build-and-test-unstable:
     uses: ./.github/workflows/pre-merge.yml@unstable
-    with:
       ref: 'unstable'