Update MSVC conformance status for C++23-26

[mirion-dev]

I have checked the reference correctness of all features for MSVC. Theoretically, the implementation time of any feature can be found in the reference list below.

• Microsoft C/C++ language conformance
• STL Changelog
• References for features not included above
  • Support For C++11/14/17 Features (Modern C++) includes C++11 core language features
  • Visual C++ What's New 2003 through 2015 includes C++11 N1913
  • C++14/17 Features and STL Fixes in VS "15" Preview 5 includes C++14 LWG2112, LWG2247 and LWG2285, and C++17 LWG2296
  • STL Features and Fixes in VS 2017 15.8 includes C++17 LWG2911
  • C++ Language Updates in MSVC in Visual Studio 2022 17.13 includes C++23 P2242
  • C++ Language Updates in MSVC in Visual Studio 2022 17.14 includes C++23 P2589
  • C++ Language Updates in MSVC Build Tools v14.50 includes C++23 P2797

[cdervis]

LGTM, Thank you very much for the contribution!