fix(ext/node): read(0) before destroying http2stream

[satyarohith]

This fix enables grpc hello world client example to work.
TODO:

• test

Run the following commands to test it:

git clone https://github.com/satyarohith/grpc-node && cd grpc-node && git checkout es_examples && cd examples
npm install
node helloworld/dynamic_codegen/greeter_server.js & denod run -A helloworld/dynamic_codegen/greete
r_client.js

denod is debug build of this patch

Towards #23246 #3326

[ry]

a test is important here...

[satyarohith]

a test is important here...

It's difficult to get to a reproducible small unit test so I wrote a smoke test instead.

[bartlomieju]

LGTM, discussed offline, Satya added tests in npm_smoke_tests