Remove 'en-us' from URLs

[mic-max]

Changes

• Removes localization information from URLs so they will bring the clicker to the page of their appropriate language.
• Verified that the URLs all still work properly after the change.

[codecov]

Codecov Report

Merging #2329 (f25f0f5) into main (22b1ff5) will increase coverage by 0.05%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #2329      +/-   ##
==========================================
+ Coverage   79.62%   79.67%   +0.05%     
==========================================
  Files         233      233              
  Lines        7346     7346              
==========================================
+ Hits         5849     5853       +4     
+ Misses       1497     1493       -4     

Impacted Files	Coverage Δ
...nTelemetry/Internal/OpenTelemetrySdkEventSource.cs	70.65% <0.00%> (+2.17%)	⬆️
...ter.ZPages/Implementation/ZPagesActivityTracker.cs	100.00% <0.00%> (+2.85%)	⬆️
...emetry.Api/Internal/OpenTelemetryApiEventSource.cs	76.47% <0.00%> (+2.94%)	⬆️

[cijothomas]

Thanks for cleanups!