Update package prefix extraction logic in workflow

.github/workflows/packages.yml

@@ -24,7 +24,7 @@ jobs:
  BRANCH_NAME=${{ github.ref }} # e.g., refs/heads/main
  BRANCH_NAME=${BRANCH_NAME#refs/heads/} # remove the refs/heads/ prefix
  # Extract the last part after the last slash of the branch name, if any, e.g., feature/issue-123 -> issue-123 and use it as the version prefix.
- PACKAGE_PREFIX=$(echo $BRANCH_NAME | rev | cut -d/ -f1 | rev)
+ PACKAGE_PREFIX=$(echo $BRANCH_NAME | rev | cut -d/ -f1 | rev | tr '_' '-')
  
  # If the branch name is main, use the preview version. Otherwise, use the branch name as the version prefix.
  if [[ "${BRANCH_NAME}" == "main" ]]; then