Upgrade add-trailing-comma to 0.4.1
diff --git a/tests/string_fixer_test.py b/tests/string_fixer_test.py
index 0429b95..a65213b 100644
--- a/tests/string_fixer_test.py
+++ b/tests/string_fixer_test.py
@@ -22,16 +22,20 @@
     # Docstring
     ('""" Foo """', '""" Foo """', 0),
     (
-        textwrap.dedent("""
+        textwrap.dedent(
+            """
         x = " \\
         foo \\
         "\n
-        """),
-        textwrap.dedent("""
+        """,
+        ),
+        textwrap.dedent(
+            """
         x = ' \\
         foo \\
         '\n
-        """),
+        """,
+        ),
         1,
     ),
     ('"foo""bar"', "'foo''bar'", 1),