Test throwing in data callback

[kasperisager]

This currently fails on the native side:

node[1793]: ../src/api/callback.cc:141:void node::InternalCallbackScope::Close(): Assertion `(env_->execution_async_id()) == (0)' failed.
[162](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:162)
 1: 0xb09980 node::Abort() [node]
[163](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:163)
 2: 0xb099fe  [node]
[164](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:164)
 3: 0xa42ee0 node::InternalCallbackScope::Close() [node]
[165](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:165)
 4: 0xa432a5 node::InternalMakeCallback(node::Environment*, v8::Local<v8::Object>, v8::Local<v8::Object>, v8::Local<v8::Function>, int, v8::Local<v8::Value>*, node::async_context) [node]
[166](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:166)
 5: 0xa43478 node::MakeCallback(v8::Isolate*, v8::Local<v8::Object>, v8::Local<v8::Function>, int, v8::Local<v8::Value>*, node::async_context) [node]
[167](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:167)
 6: 0xad1efb napi_make_callback [node]
[168](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:168)
 7: 0x7f62cca88f84  [/home/runner/work/libudx/libudx/build/Release/udx.node]
[169](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:169)
 8: 0x7f62cca8611c  [/home/runner/work/libudx/libudx/build/Release/udx.node]
[170](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:170)
 9: 0x7f62cca88830 udx_stream_destroy [/home/runner/work/libudx/libudx/build/Release/udx.node]
[171](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:171)
10: 0x7f62cca8ad92 udx_napi_stream_destroy [/home/runner/work/libudx/libudx/build/Release/udx.node]
[172](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:172)
11: 0xab44dd  [node]
[173](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:173)
12: 0xd53d8e  [node]
[174](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:174)
13: 0xd551af v8::internal::Builtin_HandleApiCall(int, unsigned long*, v8::internal::Isolate*) [node]
[175](https://github.com/mafintosh/libudx/runs/6270239722?check_suite_focus=true#step:5:175)
14: 0x15f0bf9  [node]

[kasperisager]

@mafintosh I've skipped the test for now as Brittle seems to be affected by nodejs/node#38155. Should otherwise be good to go; running the test case outside of Brittle works as expected.

[kasperisager]

@mafintosh This is ready for review.