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[martintmk]

Details on the issue fix or feature implementation

This improves performance a bit.

Confirm the following

• I started this PR by branching from the head of the default branch
• I have targeted the PR to merge into the default branch
• I have included unit tests for the issue/feature
• I have successfully run a local build

[codecov]

Codecov Report

Merging #1438 (ada70e2) into main (7dc06c0) will increase coverage by 0.02%.
Report is 2 commits behind head on main.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1438      +/-   ##
==========================================
+ Coverage   83.92%   83.94%   +0.02%     
==========================================
  Files         276      276              
  Lines        6524     6533       +9     
  Branches     1006     1013       +7     
==========================================
+ Hits         5475     5484       +9     
  Misses        840      840              
  Partials      209      209              

Flag	Coverage Δ
linux	83.94% <100.00%> (+0.02%)	⬆️
macos	83.94% <100.00%> (+0.02%)	⬆️
windows	83.94% <100.00%> (+0.02%)	⬆️

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Files Changed	Coverage Δ
...s/Telemetry/ResilienceTelemetryDiagnosticSource.cs	100.00% <100.00%> (ø)
...xtensions/Telemetry/TelemetryResilienceStrategy.cs	100.00% <100.00%> (ø)