clang needs to find headers + libraries for compiling with libc++.
On Darwin we will include CXX headers when compiling C.
This closes#124396
(cherry picked from commit 99b351b4bde2d9697b4e9abaa54458dcff1288d1)
Update the grammars and add `allGrammars` derivation.
`nix-build "<nixpkgs>" -A tree-sitter.allGrammars` will create a
derivation with symlinks to all the grammars
Carlos Hernandez