chore(nvim): drop omnisharp, tweak neotree

config/nvim/lua/plugins/lsp.lua

@@ -229,7 +229,6 @@ return {
             )
           end,
         },
-        omnisharp = {}, -- C# OmniSharp (will respect EditorConfig for formatting)
         pyright = {},
         tailwindcss = {},
         terraformls = {},

config/nvim/lua/plugins/neotree.lua

@@ -12,7 +12,7 @@ return {
       -- the window id of the picked window
       -- https://github.com/s1n7ax/nvim-window-picker
       's1n7ax/nvim-window-picker',
-      version = '2.*',
+      version = '3.*',
       opts = {
         filter_rules = {
           include_current_win = false,