gRPC 1.59.0 released, cross-language RPC framework

gRPC is a modern, open source, high-performance RPC framework that can run in any environment. gRPC 1.59.0 has been released, including some improvements, improvements and bug fixes; the specific updates are as follows:

Core

• [Release] Update core version 202309251628. (  #34476  )
• [xds ssa] Remove state-associated environment variable protection. (  #34435  )
• [windows DNS] Simplify c-ares Windows code. (  #33965  )
• [c-ares] Fix spin loop bug when c-ares gives up reading a socket that still has data in the buffer. (  #34185  )
• [Deps] Add upb as submodule. (  #34199  )
• [EventEngine] Update cancellation contract on closing delete timeline. (  #34167  )

C#

• [csharp codegen] Handle empty base_namespace option value to fix #34113 . (  #34137  )

Python

• [Python 3.12] Support Python 3.12. (  #34398  )

• [Python 3.12] Deprecated distutil. (  #34186  )

Ruby

• [ruby] Fix linking error on x86-darwin. (  #34134  )
• [Ruby] Replace strdup with gpr_strdup. (  #34177  )
• [ruby] Drop support for ruby ​​2.6. (  #34198  )

 Update instructions: https://github.com/grpc/grpc/releases/tag/v1.59.0