fix number

Author: torosent

CHANGELOG.md

@@ -4,7 +4,7 @@
 
 - Add automatic retry on gateway timeout in `GrpcDurableTaskClient.WaitForInstanceCompletionAsync` in ([#412](https://github.com/microsoft/durabletask-dotnet/pull/412))
 - Add specific logging for NotFound error on worker connection by @halspang in ([#413](https://github.com/microsoft/durabletask-dotnet/pull/413))
-- Add user agent header to gRPC called in ([#413](https://github.com/microsoft/durabletask-dotnet/pull/417))
+- Add user agent header to gRPC called in ([#417](https://github.com/microsoft/durabletask-dotnet/pull/417))
 
 ## v1.10.0