run ruff in CI

grid/sphere/cell.py

@@ -1,22 +1,21 @@
 class Cell:
-
     MIN_NEIGHBORS = 1
     MAX_NEIGHBORS = 4
 
     def __init__(self) -> None:
         self.neighbors = []
 
-    def add_neightbor(self, new_neighbor: 'Cell'):
+    def add_neightbor(self, new_neighbor: "Cell"):
         self.neighbors.append(new_neighbor)
 
     def __str__(self) -> str:
         return "o"
 
-class StatSphere(Cell):
 
+class StatSphere(Cell):
     pass
 
+
 class StrengthSphere(StatSphere):
-    
     def __init__(self) -> None:
         super().__init__()