add comma as sort separator for ASME in line with manual & user report

american-society-of-mechanical-engineers.csl

@@ -21,7 +21,7 @@
   </info>
   <macro name="author">
     <names variable="author">
-      <name sort-separator=" " initialize-with=". " delimiter=", " and="text" name-as-sort-order="all" delimiter-precedes-last="always"/>
+      <name sort-separator=", " initialize-with=". " delimiter=", " and="text" name-as-sort-order="all" delimiter-precedes-last="always"/>
       <label form="short" prefix=", "/>
       <substitute>
         <names variable="editor"/>