Add a spec for reproducing #262

before #261

- Gracefully stopping, waiting for requests to finish
=== puma shutdown: 2023-08-17 00:04:55 +0900 ===
- Goodbye!
  should work with multiple chunks (FAILED - 1)

Failures:

  1) tracing should work with multiple chunks
     Failure/Error: @connection.local_utils.trace_discarded(@stacks_id)

     NoMethodError:
       undefined method `trace_discarded' for #<localUtils>
       Did you mean?  tracing_discarded
     # ./lib/playwright/channel_owners/tracing.rb:48:in `do_stop_chunk'
     # ./lib/playwright/channel_owners/tracing.rb:30:in `stop_chunk'
     # ./lib/playwright_api/tracing.rb:70:in `stop_chunk'
     # ./spec/integration/tracing_spec.rb:191:in `block (3 levels) in <top (required)>'
     # ./lib/playwright/playwright_api.rb:121:in `block in wrap_block_call'
     # ./lib/playwright/channel_owners/browser.rb:41:in `new_context'
     # ./lib/playwright_api/browser.rb:125:in `new_context'
     # ./spec/spec_helper.rb:80:in `with_context'
     # ./spec/integration/tracing_spec.rb:168:in `block (2 levels) in <top (required)>'

after #261

- Gracefully stopping, waiting for requests to finish
=== puma shutdown: 2023-08-17 00:11:20 +0900 ===
- Goodbye!
  should work with multiple chunks

Finished in 19.11 seconds (files took 0.46779 seconds to load)
13 examples, 0 failures

YusukeIwaki / playwright-ruby-client

Add a spec for reproducing #262 #263

before #261

after #261