hotfix script license

wolf_scripts/license_manager.sh

@@ -136,6 +136,7 @@ echo "Recursively adding license header to all files (.c, .cpp, .h, .hpp):"
 for i in $file_list
 do
   if grep -Fxq ${line_start_mark} $i; then
+    :
   else
     echo " - ${i}"
     ( echo ${line_start_mark}$'\n//'; cat ${license}; echo $'//\n'${line_end_mark}; cat $i ) > temp_file