SNOW-968914 Log closing sessions

[sfc-gh-knozderko]

Description

SNOW-968914 Log closing sessions

Checklist

• Code compiles correctly
• Code is formatted according to Coding Conventions
• Created tests which fail without the change (if possible)
• All tests passing (dotnet test)
• Extended the README / documentation, if necessary
• Provide JIRA issue id (if possible) or GitHub issue id in PR name

[codecov]

Codecov Report

Attention: Patch coverage is 33.33333% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 85.36%. Comparing base (00db393) to head (d012d0e).

Files	Patch %	Lines
Snowflake.Data/Core/Session/SFSession.cs	33.33%	0 Missing and 2 partials ⚠️

Additional details and impacted files

@@                         Coverage Diff                          @@
##           pool/SNOW-860872-connection-pool     #952      +/-   ##
====================================================================
- Coverage                             85.38%   85.36%   -0.03%     
====================================================================
  Files                                   106      106              
  Lines                                 10668    10671       +3     
  Branches                               1024     1026       +2     
====================================================================
  Hits                                   9109     9109              
- Misses                                 1312     1314       +2     
- Partials                                247      248       +1     

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