Queue limit in non-durable sink should be defined in byte size

[FantasticFiasco]

Fixes #203

[codecov]

Codecov Report

Merging #226 (07461d3) into master (27d213f) will increase coverage by 0.16%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #226      +/-   ##
==========================================
+ Coverage   90.85%   91.02%   +0.16%     
==========================================
  Files          29       29              
  Lines         875      880       +5     
==========================================
+ Hits          795      801       +6     
+ Misses         80       79       -1     

Impacted Files	Coverage Δ
...og.Sinks.Http/LoggerSinkConfigurationExtensions.cs	100.00% <100.00%> (ø)
...nks.Http/Sinks/Http/Private/NonDurable/HttpSink.cs	92.68% <100.00%> (ø)
...ttp/Sinks/Http/Private/NonDurable/LogEventQueue.cs	100.00% <100.00%> (+3.57%)	⬆️

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