SNOW-1964421 Fix PUT/GET regex

[sfc-gh-pfus]

Description

SNOW-1964421 Fix PUT/GET regex to handle whitespaces correctly.

Checklist

• Created tests which fail without the change (if possible)
• Extended the README / documentation, if necessary

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.10%. Comparing base (f5582f4) to head (a282727).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1329      +/-   ##
==========================================
+ Coverage   82.07%   82.10%   +0.02%     
==========================================
  Files          55       55              
  Lines       13722    13722              
==========================================
+ Hits        11263    11266       +3     
+ Misses       2459     2456       -3     

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