Bump opentelemetry-dotnet-contrib monorepo to 1.12.0 (#6526)

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Martin Costello <[email protected]>

Author: renovate[bot]

Directory.Packages.props

@@ -95,10 +95,10 @@
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageVersion Include="MinVer" Version="6.0.0" />
     <PackageVersion Include="NuGet.Versioning" Version="6.14.0" />
-    <PackageVersion Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.9.0" />
-    <PackageVersion Include="OpenTelemetry.Instrumentation.GrpcNetClient" Version="1.9.0-beta.1" />
-    <PackageVersion Include="OpenTelemetry.Instrumentation.Http" Version="1.9.0" />
-    <PackageVersion Include="OpenTelemetry.Instrumentation.Runtime" Version="1.9.0" />
+    <PackageVersion Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.12.0" />
+    <PackageVersion Include="OpenTelemetry.Instrumentation.GrpcNetClient" Version="1.12.0-beta.1" />
+    <PackageVersion Include="OpenTelemetry.Instrumentation.Http" Version="1.12.0" />
+    <PackageVersion Include="OpenTelemetry.Instrumentation.Runtime" Version="1.12.0" />
     <PackageVersion Include="RabbitMQ.Client" Version="7.1.2" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
     <PackageVersion Include="Swashbuckle.AspNetCore" Version="9.0.4" />