waybar: Update event icons

desktop/.config/waybar/config

@@ -51,9 +51,6 @@
     "custom/events": {
         "format": "{}",
         "interval": 300,
-        "format-icons": {
-            "default": ""
-        },
         "exec": "~/.config/waybar/modules/khal.py 2>/dev/null",
         "exec-if": "command -v khal >/dev/null 2>&1",
         "return-type": "json",

desktop/.config/waybar/modules/khal.py

@@ -28,7 +28,7 @@ output = "\n".join(new_lines).strip()
 if today in output:
     data["text"] = "  " + output.split("\n")[1]
 else:
-    data["text"] = ""
+    data["text"] = "  "
 
 data["tooltip"] = output