update pytest-servers to 0.5.8

[mattseddon]

Old version of Azurite no longer works.

[cloudflare-workers-and-pages]

Deploying datachain-documentation with    Cloudflare Pages

Latest commit:	d0a2db1
Status:	✅  Deploy successful!
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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 87.88%. Comparing base (a4eeb92) to head (d0a2db1).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #596   +/-   ##
=======================================
  Coverage   87.88%   87.88%           
=======================================
  Files         100      100           
  Lines       10011    10011           
  Branches     1357     1357           
=======================================
  Hits         8798     8798           
  Misses        871      871           
  Partials      342      342           

Flag	Coverage Δ
datachain	87.82% <ø> (ø)

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