Bump StackExchange.Redis from 2.6.66 to 2.6.70 in /examples/AspNetCoreMvc#480

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dependabot/nuget/examples/AspNetCoreMvc/StackExchange.Redis-2.6.70rajkumar-rangaraj/opentelemetry-dotnet-instrumentation:dependabot/nuget/examples/AspNetCoreMvc/StackExchange.Redis-2.6.70Copy head branch name to clipboard