nvim: add tree-sitter CLI to extraPackages

Ensures the tree-sitter binary is available in nvim's PATH so
nvim-treesitter auto_install can compile parsers (e.g. Go) without
requiring a separate brew install.

config/lazygit/config.yml

@@ -2,11 +2,3 @@ git:
   pagers:
     - pager: delta --paging=never
       colorArg: always
-gui:
-  showBottomLine: false
-  showListFooter: false
-  showPanelJumps: false
-  showCommandLog: false
-  showRandomTip: false
-  splitDiff: auto
-  border: rounded

home/nvim.nix

@@ -49,6 +49,7 @@ in
       python3
       ripgrep
       stylua
+      tree-sitter
       vscode-langservers-extracted
       nodePackages.bash-language-server
       nodePackages.typescript

lib/theme.nix

@@ -276,6 +276,13 @@ let
     in
     ''
       gui:
+        showBottomLine: false
+        showListFooter: false
+        showPanelJumps: false
+        showCommandLog: false
+        showRandomTip: false
+        splitDiff: auto
+        border: rounded
         theme:
           activeBorderColor:
             - "${c.activeBorder}"