missed newline in print

src/logging.c

@@ -325,7 +325,7 @@ bool rcutils_logging_logger_is_enabled_for(const char * name, int severity)
     if (-1 == severity_threshold) {
       fprintf(
         stderr,
-        "Error determining if logger '%s' is enabled for severity '%d'", name, severity);
+        "Error determining if logger '%s' is enabled for severity '%d'\n", name, severity);
       return false;
     }
   }