move $path definition from apply-color* scripts to helper script

config/waybar/.config/waybar/apply-color

@@ -1,6 +1,5 @@
 #!/bin/bash
 
-path=$(dirname "$(readlink -f "$0")")
 [ -f "$HOME/.local/snippets/apply-color-helper" ] || {
     echo "Missing helper script: $HOME/.local/snippets/apply-color-helper"
     exit 1
@@ -19,4 +18,3 @@ if pgrep -x "waybar" -u "$USER" >/dev/null; then
 fi
 
 log_success "waybar"
-