Upgrades mypy to version 0.971

[dmitryduev]

Fixes WB-NNNN
Fixes #NNNN

Description

• Upgrade mypy to 0.971.
• Remove module-level imports of parse_version from pkg_resources, which takes way too much time.

Testing

How was this PR tested?

Checklist

• Include reference to internal ticket "Fixes WB-NNNN" (and github issue "Fixes #NNNN" if applicable)

[codecov]

Codecov Report

Merging #3952 (72b6647) into master (c165a66) will increase coverage by 0.06%.
The diff coverage is 93.47%.

@@            Coverage Diff             @@
##           master    #3952      +/-   ##
==========================================
+ Coverage   82.52%   82.59%   +0.06%     
==========================================
  Files         255      255              
  Lines       32351    32370      +19     
==========================================
+ Hits        26699    26737      +38     
+ Misses       5652     5633      -19     

Flag	Coverage Δ
functest	54.76% <84.78%> (+0.03%)	⬆️
unittest	73.35% <84.78%> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
wandb/docker/__init__.py	81.39% <0.00%> (ø)
wandb/docker/auth.py	51.32% <0.00%> (ø)
wandb/sdk/wandb_run.py	90.94% <75.00%> (+0.06%)	⬆️
wandb/apis/public.py	82.44% <100.00%> (+<0.01%)	⬆️
wandb/sdk/data_types/base_types/wb_value.py	93.87% <100.00%> (+0.06%)	⬆️
wandb/sdk/data_types/image.py	82.95% <100.00%> (+0.16%)	⬆️
wandb/sdk/internal/handler.py	90.94% <100.00%> (ø)
wandb/sdk/internal/internal_api.py	86.37% <100.00%> (+1.39%)	⬆️
wandb/sdk/internal/profiler.py	95.00% <100.00%> (ø)
wandb/sdk/internal/sender.py	90.97% <100.00%> (+0.01%)	⬆️
... and 26 more

[raubitsj]

great!