style: add msg in task.cancel

[SaidBySolo]

close #2325

ref:

sanic/sanic/app.py

Lines 1258 to 1266 in 0309874

	if msg:
	if sys.version_info >= (3, 9):
	args = (msg,)
	else: # no cov
	raise RuntimeError(
	"Cancelling a task with a message is only supported "
	"on Python 3.9+."
	)
	task.cancel(*args)

[codecov]

Codecov Report

Merging #2416 (539fcbe) into main (49789b7) will decrease coverage by 0.068%.
The diff coverage is 80.000%.

@@              Coverage Diff              @@
##              main     #2416       +/-   ##
=============================================
- Coverage   87.255%   87.186%   -0.069%     
=============================================
  Files           60        60               
  Lines         5061      5065        +4     
  Branches       909       910        +1     
=============================================
  Hits          4416      4416               
- Misses         474       476        +2     
- Partials       171       173        +2     

Impacted Files	Coverage Δ
sanic/server/protocols/http_protocol.py	84.090% <80.000%> (-4.005%)	⬇️

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[SaidBySolo]

If I test locally, everything is fine. I can't reproduce the failure in ci.