Update OpenTelemetry to 1.15.2

[dependencyupdates]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
OpenTelemetry.Exporter.Console (source)	1.15.0 → 1.15.2
OpenTelemetry.Exporter.OpenTelemetryProtocol (source)	1.15.0 → 1.15.2
OpenTelemetry.Extensions.Hosting (source)	1.15.0 → 1.15.2

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Release Notes

open-telemetry/opentelemetry-dotnet (OpenTelemetry.Exporter.Console)

v1.15.2

Release details: 1.15.2

• Limit how much of the response body is read by the OTLP exporter when
  export fails and error logging is enabled.
• Added Task-based worker support for BatchExportProcessor and
  PeriodicExportingMetricReader to enable the OpenTelemetry SDK to work
  in single-threaded WebAssembly environments such as Blazor and
  Uno Platform.

v1.15.1

Release details: 1.15.1

• Breaking change: The Baggage API now disallows empty baggage names and
  treats baggage names and values as case sensitive, aligning with the latest
  Baggage API specification.
• Various bug fixes across OpenTelemetry.Api and OpenTelemetry SDK,
  including fixes for thread-safety, sampler edge cases, metrics precision,
  and observable instrument lifecycle handling.

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