Bump OpenTelemetry from 1.15.2 to 1.15.3#465

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dependabot/nuget/tests/Rivulet.Diagnostics.OpenTelemetry.Tests/OpenTelemetry-1.15.3Jeffeek/Rivulet:dependabot/nuget/tests/Rivulet.Diagnostics.OpenTelemetry.Tests/OpenTelemetry-1.15.3Copy head branch name to clipboard