3aa939 Fix attribute templating in case of a missing default value

Authored and Committed by abbra a year ago
    Fix attribute templating in case of a missing default value
    
    Resolves: rhbz#1705072
    (cherry picked from commit 7db9c0fa2782094ad4d517100ce2bb7478adf736)
    
        
file modified
+7 -1