home: xdg: move 'less' variables to their module

It's been abandoned, `nil` is a better language server nowadays.

modules/home/pager/default.nix

@@ -16,6 +16,7 @@ in
       LESS = "-R -+X -c";
       # Better XDG compliance
       LESSHISTFILE = "${config.xdg.dataHome}/less/history";
+      LESSKEY = "${config.xdg.configHome}/less/lesskey";
     };
   };
 }

modules/home/vim/plugin/settings/lspconfig.lua

@@ -45,13 +45,6 @@ if utils.is_executable("nil") then
     })
 end
 
-if utils.is_executable("rnix-lsp") then
-    lspconfig.rnix.setup({
-        capabilities = capabilities,
-        on_attach = lsp.on_attach,
-    })
-end
-
 -- Python
 if utils.is_executable("pyright") then
     lspconfig.pyright.setup({

modules/home/xdg/default.nix

@@ -46,8 +46,6 @@ in
     GRADLE_USER_HOME = "${dataHome}/gradle";
     HISTFILE = "${dataHome}/bash/history";
     INPUTRC = "${configHome}/readline/inputrc";
-    LESSHISTFILE = "${dataHome}/less/history";
-    LESSKEY = "${configHome}/less/lesskey";
     PSQL_HISTORY = "${dataHome}/psql_history";
     PYTHONPYCACHEPREFIX = "${cacheHome}/python/";
     PYTHONUSERBASE = "${dataHome}/python/";