Fix waybar's full battery when charging

- Previously waybar wouldn't recognize that there was a charger when the battery
  was full, this is now fixed
diff --git a/modules/waybar.nix b/modules/waybar.nix
index f40cc62..fe33dfd 100644
--- a/modules/waybar.nix
+++ b/modules/waybar.nix
@@ -58,6 +58,8 @@
             };
             format = "{icon} {capacity}%";
             format-charging = "🔌 {capacity}%";
+            format-plugged = "🔌 {capacity}%";
+            format-full-full = "🔌 Full";
             format-icons = {
               full = "🔋";
               warning = "đŸĒĢ";