Convert functions result form long to ulong

[e-zoob]

Fixes: #257

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (c1b9961) 92.90% compared to head (117f4da) 92.90%.

❗ Current head 117f4da differs from pull request most recent head ba5e38c. Consider uploading reports for the commit ba5e38c to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #258   +/-   ##
=======================================
  Coverage   92.90%   92.90%           
=======================================
  Files         102      102           
  Lines        8871     8871           
  Branches      704      704           
=======================================
  Hits         8242     8242           
  Misses        485      485           
  Partials      144      144           

Impacted Files	Coverage Δ
RabbitMQ.Stream.Client/StreamStats.cs	100.00% <100.00%> (ø)
Tests/SystemTests.cs	100.00% <100.00%> (ø)

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[Gsantomaggio]

thank you @e-zoboli

[e-zoob]

You'welcome, I'm happy to help