Add a ssl_verify arg to file uploaders

[mathialo]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.00%. Comparing base (e9a85f0) to head (749e456).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #415      +/-   ##
==========================================
+ Coverage   74.97%   75.00%   +0.02%     
==========================================
  Files          41       41              
  Lines        3409     3409              
==========================================
+ Hits         2556     2557       +1     
+ Misses        853      852       -1     

Files with missing lines	Coverage Δ
cognite/extractorutils/__init__.py	100.00% <100.00%> (ø)
cognite/extractorutils/uploader/files.py	88.13% <100.00%> (ø)

... and 1 file with indirect coverage changes