SNOW-2962585: Provide a link to minicore source

[sfc-gh-jszczerbinski]

Added information about the Rust library used by the driver.

Description

Please explain the changes you made here.

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

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.47%. Comparing base (b540f4d) to head (37224e8).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1306      +/-   ##
==========================================
+ Coverage   87.40%   87.47%   +0.06%     
==========================================
  Files         195      195              
  Lines       16278    16278              
  Branches     1690     1690              
==========================================
+ Hits        14228    14239      +11     
+ Misses       1607     1597      -10     
+ Partials      443      442       -1     

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