Don't put a comma after the last item in an enum list.

C prior to C99 and C++ prior to C++11 don't allow a comma there; we
require C99, at least on UN*X, but don't require C++11.

Change-Id: Ia652de44315d4d87e75f583317b7b1069c8804e7
Reviewed-on: https://code.wireshark.org/review/26411
Reviewed-by: Guy Harris <guy@alum.mit.edu>

ui/traffic_table_ui.h

@@ -58,7 +58,7 @@ typedef enum
     ENDP_COLUMN_GEO_CITY,
     ENDP_COLUMN_GEO_AS_NUM,
     ENDP_COLUMN_GEO_AS_ORG,
-    ENDP_NUM_GEO_COLUMNS,
+    ENDP_NUM_GEO_COLUMNS
 } endpoint_column_type_e;
 
 extern const char *endp_column_titles[ENDP_NUM_GEO_COLUMNS];