Drop python3.8 support

[rytilahti]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 92.80303% with 19 lines in your changes missing coverage. Please review.

Project coverage is 82.23%. Comparing base (e88159f) to head (37779e8).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
miio/devtools/simulators/miiosimulator.py	0.00%	7 Missing ⚠️
miio/devtools/simulators/miotsimulator.py	0.00%	3 Missing ⚠️
miio/devtools/pcapparser.py	0.00%	2 Missing ⚠️
...iio/integrations/lumi/gateway/devices/subdevice.py	33.33%	2 Missing ⚠️
miio/integrations/roborock/vacuum/vacuum.py	77.77%	2 Missing ⚠️
miio/discovery.py	66.66%	1 Missing ⚠️
...io/integrations/chuangmi/camera/chuangmi_camera.py	66.66%	1 Missing ⚠️
miio/miioprotocol.py	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1979      +/-   ##
==========================================
+ Coverage   81.63%   82.23%   +0.59%     
==========================================
  Files         197      197              
  Lines       19134    19127       -7     
  Branches     4209     1050    -3159     
==========================================
+ Hits        15620    15729     +109     
- Misses       3216     3220       +4     
+ Partials      298      178     -120     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[rytilahti]

The py3.13 tests fail due to a regression (python/cpython#125316) that is going to be fixed in a newer 3.13 release, so ignoring this for now.