plugins: cleanup lib usage in several plugins

- ccc
- cmake-tools
- baleia
- auto-save
- vim-css-color
- virt-column
- bacon
- coq-nvim
- dressing
- competitest
- direnv
- committia
- indent-o-matic
- guess-indent
- lsp-status
- octo
- lazygit

plugins/by-name/committia/default.nix

@@ -1,10 +1,12 @@
 {
-  helpers,
   lib,
   pkgs,
   ...
 }:
-helpers.vim-plugin.mkVimPlugin {
+let
+  inherit (lib.nixvim) defaultNullOpts;
+in
+lib.nixvim.vim-plugin.mkVimPlugin {
   name = "committia";
   originalName = "committia.vim";
   package = "committia-vim";
@@ -13,36 +15,36 @@ helpers.vim-plugin.mkVimPlugin {
   maintainers = [ lib.maintainers.alisonjenkins ];
 
   settingsOptions = {
-    open_only_vim_starting = helpers.defaultNullOpts.mkFlagInt 1 ''
+    open_only_vim_starting = defaultNullOpts.mkFlagInt 1 ''
       If `0`, committia.vim always attempts to open committia's buffer when `COMMIT_EDITMSG` buffer is opened.
       If you use `vim-fugitive`, I recommend to set this value to `1`.
     '';
 
-    use_singlecolumn = helpers.defaultNullOpts.mkStr "always" ''
+    use_singlecolumn = defaultNullOpts.mkStr "always" ''
       If the value is 'always', `committia.vim` always employs single column mode.
     '';
 
-    min_window_width = helpers.defaultNullOpts.mkUnsignedInt 160 ''
+    min_window_width = defaultNullOpts.mkUnsignedInt 160 ''
       If the width of window is narrower than the value, `committia.vim` employs single column mode.
     '';
 
-    status_window_opencmd = helpers.defaultNullOpts.mkStr "belowright split" ''
+    status_window_opencmd = defaultNullOpts.mkStr "belowright split" ''
       Vim command which opens a status window in multi-columns mode.
     '';
 
-    diff_window_opencmd = helpers.defaultNullOpts.mkStr "botright vsplit" ''
+    diff_window_opencmd = defaultNullOpts.mkStr "botright vsplit" ''
       Vim command which opens a diff window in multi-columns mode.
     '';
 
-    singlecolumn_diff_window_opencmd = helpers.defaultNullOpts.mkStr "belowright split" ''
+    singlecolumn_diff_window_opencmd = defaultNullOpts.mkStr "belowright split" ''
       Vim command which opens a diff window in single-column mode.
     '';
 
-    edit_window_width = helpers.defaultNullOpts.mkUnsignedInt 80 ''
+    edit_window_width = defaultNullOpts.mkUnsignedInt 80 ''
       If `committia.vim` is in multi-columns mode, specifies the width of the edit window.
     '';
 
-    status_window_min_height = helpers.defaultNullOpts.mkUnsignedInt 0 ''
+    status_window_min_height = defaultNullOpts.mkUnsignedInt 0 ''
       Minimum height of a status window.
     '';
   };