Add LocationSessionConfig with docstrings

[VMRuiz]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.69%. Comparing base (a1d81d1) to head (5e771e0).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #215      +/-   ##
==========================================
+ Coverage   97.67%   97.69%   +0.01%     
==========================================
  Files          14       14              
  Lines        1551     1564      +13     
  Branches      328      330       +2     
==========================================
+ Hits         1515     1528      +13     
  Misses         15       15              
  Partials       21       21              

Files with missing lines	Coverage Δ
scrapy_zyte_api/__init__.py	100.00% <ø> (ø)
scrapy_zyte_api/_session.py	100.00% <100.00%> (ø)

[VMRuiz]

@Gallaecio Is there anything else required here?

[Gallaecio]

Only a review from someone other than me, as my approval feels like cheating now :)