Remove Enrich and Filter for ASP.NET Core metrics

[vishweshbankwar]

Towards #open-telemetry/opentelemetry-dotnet-contrib#1733
Design discussion issue #

Changes

Please provide a brief description of the changes here.

Merge requirement checklist

• CONTRIBUTING guidelines followed (nullable enabled, static analysis, etc.)
• Unit tests added/updated
• Appropriate CHANGELOG.md files updated for non-trivial changes
• Changes in public API reviewed (if applicable)

[codecov]

Codecov Report

Merging #4981 (3279180) into main (d07d030) will increase coverage by 0.06%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    open-telemetry/opentelemetry-dotnet#4981      +/-   ##
==========================================
+ Coverage   83.34%   83.41%   +0.06%     
==========================================
  Files         295      295              
  Lines       12378    12336      -42     
==========================================
- Hits        10317    10290      -27     
+ Misses       2061     2046      -15     

Flag	Coverage Δ
unittests	83.41% <100.00%> (+0.06%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
...NetCore/AspNetCoreMetricsInstrumentationOptions.cs	60.00% <ø> (-11.43%)	⬇️
...ementation/AspNetCoreInstrumentationEventSource.cs	70.00% <ø> (-2.73%)	⬇️
...AspNetCore/Implementation/HttpInMetricsListener.cs	86.79% <ø> (+15.90%)	⬆️
...ation.AspNetCore/MeterProviderBuilderExtensions.cs	100.00% <100.00%> (+5.40%)	⬆️

... and 4 files with indirect coverage changes

[vishweshbankwar]

referencing the original PR where these options were added #3948

@Temppus FYI