Clean up spacing in binary_search.py

Removed unnecessary spaces before and after the return statement and the result assignment.

Author: Pranavwagh1

searches/binary_search.py

@@ -201,7 +201,7 @@ def binary_search(sorted_collection: list[int], item: int) -> int:
         raise ValueError("sorted_collection must be sorted in ascending order")
     left = 0
     right = len(sorted_collection) - 1
-    result = -1 
+    result = -1
     while left <= right:
         midpoint = left + (right - left) // 2
         current_item = sorted_collection[midpoint]
@@ -212,7 +212,7 @@ def binary_search(sorted_collection: list[int], item: int) -> int:
             right = midpoint - 1
         else:
             left = midpoint + 1
-    return result 
+    return result
 
 
 def binary_search_std_lib(sorted_collection: list[int], item: int) -> int: