Modify MassTransit Instrumentation to take advantage of sampling decision

[utpilla]

Extends the optimization done in the PR #1894 to optimize MassTransit Instrumentation

Changes

• Added a check to return from the OnStartActivity method of the listener if the instrumentation is suppressed
• Wrap the logic in OnStartActivity to perform operations such as filter, set the activity DisplayName, etc. only when activity.IsAllDataRequested is set to true
• Removed the redundant filtering check in the OnStopActivity method of the listener
• Added unit tests to check if the instrumentation respects Sdk.SuppressInstrumentation and activity.IsAllDataRequested

[codecov]

Codecov Report

Merging #94 (91ef40e) into main (cbae2b5) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head 91ef40e differs from pull request most recent head 68c0222. Consider uploading reports for the commit 68c0222 to get more accurate results

@@            Coverage Diff             @@
##             main      #94      +/-   ##
==========================================
- Coverage   77.52%   77.51%   -0.02%     
==========================================
  Files          52       52              
  Lines        1455     1454       -1     
==========================================
- Hits         1128     1127       -1     
  Misses        327      327              

Impacted Files	Coverage Δ
...it/Implementation/MassTransitDiagnosticListener.cs	93.90% <100.00%> (-0.08%)	⬇️

[cijothomas]

@alexvaluyskiy Please review.

[cijothomas]

@alexvaluyskiy Merging this now. Please share if you have any additional feedback.