Fixed typo

Author: Richard Top

.github/workflows/test-software.eessi.io.yml

@@ -50,7 +50,7 @@ jobs:
           # Ensure you have checked out with fetch-depth: 0
           changed_files=$(git diff --name-only origin/${{ github.base_ref }} origin/${{ github.head_ref }})
           echo "Files changed:" 
-          echo "$changed_files" | tail -n +2 
+          echo "$changed_files" |tail -n +2 
           
           # Default to both versions
           EESSI_VERSIONS='["2023.06", "2025.06"]'