[Resources.Azure] Rename Azure detector namespace

[matt-hensley]

Changes

Changes are following guidelines in #1610.

• Renames OpenTelemetry.ResourceDetectors.Azure to OpenTelemetry.Resources.Azure
• Makes detectors internal
• Adds AddAppServiceResourceDetector, AddAzureVMResourceDetector, and AddAzureContainerAppsResourceDetector extension methods for ResourceBuilder

For significant contributions please make sure you have completed the following items:

• Appropriate CHANGELOG.md updated for non-trivial changes
• Design discussion issue #
• Changes in public API reviewed

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 6 lines in your changes are missing coverage. Please review.

Project coverage is 72.31%. Comparing base (71655ce) to head (7faf0b0).
Report is 275 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1840      +/-   ##
==========================================
- Coverage   73.91%   72.31%   -1.60%     
==========================================
  Files         267      300      +33     
  Lines        9615    11491    +1876     
==========================================
+ Hits         7107     8310    +1203     
- Misses       2508     3181     +673     

Flag	Coverage Δ
unittests-Exporter.Geneva	52.08% <ø> (?)
unittests-Exporter.InfluxDB	95.88% <ø> (?)
unittests-Exporter.Instana	68.22% <ø> (?)
unittests-Exporter.OneCollector	89.46% <ø> (?)
unittests-Exporter.Stackdriver	75.73% <ø> (?)
unittests-Extensions	79.33% <ø> (?)
unittests-Extensions.AWS	83.41% <ø> (?)
unittests-Extensions.Enrichment	100.00% <ø> (?)
unittests-Instrumentation.AWS	87.37% <ø> (?)
unittests-Instrumentation.AWSLambda	87.96% <ø> (?)
unittests-Instrumentation.AspNet	74.85% <ø> (?)
unittests-Instrumentation.AspNetCore	85.27% <ø> (?)
unittests-Instrumentation.ElasticsearchClient	79.87% <ø> (?)
unittests-Instrumentation.EntityFrameworkCore	55.49% <ø> (?)
unittests-Instrumentation.EventCounters	76.36% <ø> (?)
unittests-Instrumentation.GrpcNetClient	79.61% <ø> (?)
unittests-Instrumentation.Hangfire	93.58% <ø> (?)
unittests-Instrumentation.Http	81.79% <ø> (?)
unittests-Instrumentation.Owin	83.43% <ø> (?)
unittests-Instrumentation.Process	100.00% <ø> (?)
unittests-Instrumentation.Quartz	78.94% <ø> (?)
unittests-Instrumentation.Runtime	100.00% <ø> (?)
unittests-Instrumentation.SqlClient	91.89% <ø> (?)
unittests-Instrumentation.StackExchangeRedis	68.02% <ø> (?)
unittests-Instrumentation.Wcf	78.47% <ø> (?)
unittests-PersistentStorage	65.44% <ø> (?)
unittests-ResourceDetectors.AWS	79.02% <ø> (?)
unittests-ResourceDetectors.Container	75.00% <ø> (?)
unittests-Resources.Azure	77.94% <0.00%> (?)
unittests-Resources.Gcp	72.54% <ø> (?)
unittests-Resources.Host	52.87% <ø> (?)
unittests-Resources.Process	81.81% <ø> (?)
unittests-Resources.ProcessRuntime	72.91% <ø> (?)
unittests-Sampler.AWS	87.97% <ø> (?)

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

Files	Coverage Δ
...etry.Resources.Azure/AppServiceResourceDetector.cs	88.23% <ø> (ø)
...ources.Azure/AzureContainerAppsResourceDetector.cs	85.00% <ø> (ø)
...lemetry.Resources.Azure/AzureVMResourceDetector.cs	78.12% <ø> (ø)
...emetry.Resources.Azure/AzureVmMetaDataRequestor.cs	11.11% <ø> (ø)
...lemetry.Resources.Azure/AzureVmMetadataResponse.cs	94.28% <ø> (ø)
....Resources.Azure/AzureResourceBuilderExtensions.cs	0.00% <0.00%> (ø)

... and 292 files with indirect coverage changes

[cijothomas]

👍 very nicely written changelog.

[cijothomas]

LGTM. Thanks a lot!