nvim: remove fschauen namespace from custom lualine components

config/nvim/lua/plugins/lualine.lua

@@ -39,24 +39,24 @@ return {
       "fileformat",
       cond = window.is_medium,
     }
-    local filename = "fschauen.filename"
+    local filename = "custom.filename"
     local filetype = {
       dynamic_color("filetype"),
       cond = window.is_medium,
     }
-    local mode = "fschauen.mode"
+    local mode = "custom.mode"
-    local searchcount = "fschauen.searchcount"
+    local searchcount = "custom.searchcount"
     local spell = indicator {
       icon = icons.ui.SpellCheck,
       cond = function() return vim.o.spell end,
     }
     local status = {
-      dynamic_color("fschauen.status"),
+      dynamic_color("custom.status"),
       color = { fg = orange },
       padding = 0,
     }
     local whitespace = {
-      dynamic_color("fschauen.whitespace"),
+      dynamic_color("custom.whitespace"),
       cond = window.is_wide,
     }
     local wrap = indicator {