update felin.nvim config

lua/plugins/configs/statusline.lua

@@ -343,7 +343,9 @@ components.active[3][10] = {
 }
 
 require("feline").setup {
-   default_bg = colors.statusline_bg,
-   default_fg = colors.fg,
+   colors = {
+      bg = colors.statusline_bg,
+      fg = colors.fg,
+   },
    components = components,
 }