chore: drop unused files

dzgui/views/components/icon.py

@@ -1,10 +1,11 @@
 import gi
+
 gi.require_version("Gtk", "3.0")
 from gi.repository import Gtk  # noqa E402
 
+
 class Icon(Gtk.Image):
-    def __init__(self, name: str, l_margin=0) -> None:
-        super().__init__(icon_name=name,
-            icon_size=Gtk.IconSize.BUTTON,
-            margin_start=l_margin
+    def __init__(self, name: str, l_margin: int = 0) -> None:
+        super().__init__(
+            icon_name=name, icon_size=Gtk.IconSize.BUTTON, margin_start=l_margin
         )