Fix del-attr-with-constant ruff warnings (#4399)

archinstall/tui/menu_item.py

@@ -112,7 +112,7 @@ class MenuItemGroup:
 
 	def add_item(self, item: MenuItem) -> None:
 		self._menu_items.append(item)
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 
 	def find_by_id(self, item_id: str) -> MenuItem:
 		for item in self._menu_items:
@@ -283,17 +283,17 @@ class MenuItemGroup:
 
 	def set_filter_pattern(self, pattern: str) -> None:
 		self._filter_pattern = pattern
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 		self.focus_first()
 
 	def append_filter(self, pattern: str) -> None:
 		self._filter_pattern += pattern
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 		self.focus_first()
 
 	def reduce_filter(self) -> None:
 		self._filter_pattern = self._filter_pattern[:-1]
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 		self.focus_first()
 
 	def _reload_focus_item(self) -> None:

archinstall/tui/ui/menu_item.py

@@ -117,7 +117,7 @@ class MenuItemGroup:
 
 	def add_item(self, item: MenuItem) -> None:
 		self._menu_items.append(item)
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 
 	def find_by_id(self, item_id: str) -> MenuItem:
 		for item in self._menu_items:
@@ -231,7 +231,7 @@ class MenuItemGroup:
 
 	def set_filter_pattern(self, pattern: str) -> None:
 		self._filter_pattern = pattern
-		delattr(self, 'items')  # resetting the cache
+		del self.items  # resetting the cache
 		self.focus_first()
 
 	def focus_index(self, index: int) -> None: