zsh: protect kitty stuff when not needed

dot_config/zsh/include/kitty.zsh

@@ -1,3 +1,7 @@
+# just some funky stuff to try if zle can work with
+# kitty extended keyboard protocol (and it somewhat can!)
+if (( ${+ENABLE_KITTY_STUFF} ))
+then
     local esc="\x1b"
     local csi="${esc}["
     local KITTY_ESCAPE="${csi}27u"
@@ -121,11 +125,10 @@ do
     KITTY_CTRL_ALT[${(#)i}]="${csi}$i;8u"
 done
 
-if (( ${+ENABLE_KITTY_STUFF} ))
-then
     start-kitty-keys() {
         echo -n "${csi}>1u"
     }
+
     stop-kitty-keys() {
         echo -n "${csi}<u"
     }