Fix syntax error when a nested struct contains a comment containing a * followed eventually by a /

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@11344 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/nested_comment.i

@@ -27,7 +27,7 @@ struct a
   struct {
     /*struct*/
     struct {
-      int b;
+      int b; /**< v1/v2 B-tree & local/fractal heap for groups, B-tree for chunked datasets */
     } c;
   } d;
 };