Bump OpenTelemetry and OpenTelemetry.Exporter.OpenTelemetryProtocol

Bumps OpenTelemetry from 1.14.0 to 1.15.0
Bumps OpenTelemetry.Exporter.OpenTelemetryProtocol from 1.14.0 to 1.15.0

---
updated-dependencies:
- dependency-name: OpenTelemetry
  dependency-version: 1.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: OpenTelemetry.Exporter.OpenTelemetryProtocol
  dependency-version: 1.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -51,12 +51,12 @@
     <PackageVersion Include="OrleansDashboard" Version="8.2.0" />
     <PackageVersion Include="Orleans.Providers.MongoDB" Version="9.5.0" />
     <!-- Open Telemetry -->
-    <PackageVersion Include="OpenTelemetry" Version="1.14.0" />
+    <PackageVersion Include="OpenTelemetry" Version="1.15.0" />
     <PackageVersion Include="OpenTelemetry.Extensions.Hosting" Version="1.14.0" />
     <PackageVersion Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.14.0" />
     <PackageVersion Include="OpenTelemetry.Instrumentation.Runtime" Version="1.14.0" />
     <PackageVersion Include="OpenTelemetry.Instrumentation.Http" Version="1.14.0" />
-    <PackageVersion Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.14.0" />
+    <PackageVersion Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.0" />
     <PackageVersion Include="OpenTelemetry.Instrumentation.GrpcNetClient" Version="1.10.0-beta.1" />
     <PackageVersion Include="OpenTelemetry.Exporter.InMemory" Version="1.14.0" />
     <PackageVersion Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.5.0" />