misc/json: Fix check for json_relaxed_commas

The negation would only apply to the left operand (settings) and not the
full expression, which is likely not what was intended.

modules/misc/webservices/json.c

@@ -374,7 +374,7 @@ json_value * json_parse_ex (json_settings * settings, const json_char * json, ch
 
                   if (top->type == json_array)
                      flags = (flags & ~ (flag_need_comma | flag_seek_value)) | flag_next;
-                  else if (!state.settings.settings & json_relaxed_commas)
+                  else if (!(state.settings.settings & json_relaxed_commas))
                   {  sprintf (error, "%d:%d: Unexpected ]", cur_line, e_off);
                      goto e_failed;
                   }
@@ -529,7 +529,7 @@ json_value * json_parse_ex (json_settings * settings, const json_char * json, ch
 
                   case '"':
 
-                     if (flags & flag_need_comma && (!state.settings.settings & json_relaxed_commas))
+                     if (flags & flag_need_comma && !(state.settings.settings & json_relaxed_commas))
                      {
                         sprintf (error, "%d:%d: Expected , before \"", cur_line, e_off);
                         goto e_failed;