Added command to open up theme switcher

lua/taken/core/cmd.lua

@@ -27,6 +27,11 @@ end, {
         return getallthemes
     end,
 })
+cmd("ThemeSwitcher", function()
+    require("taken.utils.themes").themeselector()
+end, {
+    desc = "Open theme selector ui",
+})
 
 autocmd("TextYankPost", {
     desc = "Highlight when yanking (copying) text",