Update csharp grammar to latest version

microsoft/vscode@35d97bc

Merge pull request danipen#55 from Andrew1Medvedev/update-json

Include packages for x86/x64 onigwrap.dll, and dynamic binding betwee…

Merge pull request danipen#52 from danipen/improve-interop

Improve interop for win-x86 and win-x64

Merge pull request danipen#50 from Andrew1Medvedev/update-theme

Add Theme name

Merge pull request danipen#49 from danipen/strong-name-assemblies

Sign assemblies with strong names

Merge pull request danipen#43 from Numpsy/rw/stj1

Parse grammar definitions with System.Text.Json

Merge pull request danipen#42 from hez2010/master

Trimming and NativeAOT compatible

Merge pull request danipen#39 from markushaslinger/master

Add asciidoc support

Merge pull request danipen#38 from danipen/fix-cpp-grammar

Fix cpp grammar

Merge pull request danipen#14 from danipen/reduce-heap-allocs

Reduce heap allocs