feat(ts): highlight symbols as TSField in Ruby/Elixir files

Closes #112

colors/sonokai.vim

@@ -10,7 +10,7 @@
 let s:configuration = sonokai#get_configuration()
 let s:palette = sonokai#get_palette(s:configuration.style, s:configuration.colors_override)
 let s:path = expand('<sfile>:p') " the path of this script
-let s:last_modified = 'Wed Jan 15 14:57:34 UTC 2025'
+let s:last_modified = 'Fri Jan 24 13:30:42 UTC 2025'
 let g:sonokai_loaded_file_types = []
 
 if !(exists('g:colors_name') && g:colors_name ==# 'sonokai' && s:configuration.better_performance)
@@ -2627,6 +2627,11 @@ highlight! link rubyAccess Red
 highlight! link rubyMacro Red
 highlight! link rubySymbol Fg
 " }}}
+" nvim-treesitter/nvim-treesitter {{{
+if has('nvim-0.8')
+  highlight! link @string.special.symbol.ruby TSField
+endif
+" }}}
 " syn_end }}}
 " syn_begin: haskell {{{
 " haskell-vim: https://github.com/neovimhaskell/haskell-vim{{{
@@ -2714,6 +2719,11 @@ highlight! link elixirCallbackDefine Red
 highlight! link elixirStructDefine Red
 highlight! link elixirExUnitMacro Red
 " }}}
+" nvim-treesitter/nvim-treesitter {{{
+if has('nvim-0.8')
+  highlight! link @string.special.symbol.elixir TSField
+endif
+" }}}
 " syn_end }}}
 " syn_begin: lisp {{{
 " builtin: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_LISP{{{