test: mark test-child-process-pipe-dataflow as flaky

PR-URL: nodejs#48334
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: MoLow

test/js-native-api/test_cannot_run_js/entry_point.c

@@ -0,0 +1,7 @@
+#include <node_api.h>
+
+EXTERN_C_START
+napi_value Init(napi_env env, napi_value exports);
+EXTERN_C_END
+
+NAPI_MODULE(NODE_GYP_MODULE_NAME, Init)