loop over len of to

Co-authored-by: Ignas Anikevicius <[email protected]>

Author: rickeylev

python/private/py_executable_bazel.bzl

@@ -360,9 +360,7 @@ def relative_path(from_, to):
     to_parts = to.split("/")
 
     # Strip common leading parts from both paths
-    # (no while loops in starlark :( )
-    n = min(len(from_parts), len(to_parts))
-    for _ in range(n):
+    for _ in range(len(to)):
         if from_parts[0] == to_parts[0]:
             from_parts.pop(0)
             to_parts.pop(0)