refactor: clean up unused imports and improve code organization

src/ui/widgets/admin_edit_prof.py

@@ -1,6 +1,5 @@
 from .widget_sources.Ui_admin_edit_prof import Ui_Dialog  #
-from PyQt6 import QtWidgets, QtCore
-from PyQt6.QtCore import pyqtSignal
+from PyQt6 import QtWidgets
 from src import logger
 from src.logic import Prof
 from src.backend import Database