Add Python 3.10 support

[rennerocha]

No description provided.

[codecov]

Codecov Report

Merging #349 (bf081ac) into master (3539ee4) will increase coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #349      +/-   ##
==========================================
+ Coverage   74.03%   74.05%   +0.01%     
==========================================
  Files          72       72              
  Lines        3097     3095       -2     
  Branches      476      483       +7     
==========================================
- Hits         2293     2292       -1     
+ Misses        738      736       -2     
- Partials       66       67       +1     

Impacted Files	Coverage Δ
spidermon/contrib/validation/jsonschema/tools.py	91.42% <0.00%> (-2.86%)	⬇️
spidermon/core/factories.py	81.25% <0.00%> (+2.46%)	⬆️

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