util: Fix broken syntax-check

Commit id '743db933' broke at least one syntax check rule regard open/close
braces and perhaps more with spacing.  Just remove the braces

src/util/virauthconfig.c

@@ -123,9 +123,8 @@ int virAuthConfigLookup(virAuthConfigPtr auth,
 
     if (!virKeyFileHasGroup(auth->keyfile, authgroup)) {
        VIR_FREE(authgroup);
-       if (virAsprintf(&authgroup, "auth-%s-%s", service, "default") < 0){
+       if (virAsprintf(&authgroup, "auth-%s-%s", service, "default") < 0)
            goto cleanup;
-       }
     }
 
     if (!virKeyFileHasGroup(auth->keyfile, authgroup)) {