Fix regressions for black

tests/unit/profiles/test_black.py

@@ -447,8 +447,8 @@ def sub(a: np.ndarray, b: np.ndarray) -> np.ndarray: ...
 
 def test_black_trailing_comma():
     black_test(
-    "from x import (a, b, c,)\n",
-    """\
+        "from x import (a, b, c,)\n",
+        """\
 from x import (
     a,
     b,

tests/unit/test_regressions.py

@@ -408,6 +408,7 @@ def test_comments_should_cause_wrapping_on_long_lines_black_mode_issue_1219():
 """,
         show_diff=True,
         profile="black",
+        split_on_trailing_comma=False,
     )
 
 
@@ -663,7 +664,7 @@ def test_isort_doesnt_misplace_comments_issue_1431():
     MyLovelyCompanyTeamProjectComponent as component,  # DRY
 )
 """
-    assert isort.code(input_text, profile="black") == input_text
+    assert isort.code(input_text, profile="black", split_on_trailing_comma=False) == input_text
 
 
 def test_isort_doesnt_misplace_add_import_issue_1445():
@@ -1504,6 +1505,7 @@ def test_isort_adding_second_comma_issue_1621():
 """,
         profile="black",
         show_diff=True,
+        split_on_trailing_comma=False,
     )
     assert (
         isort.code(

tests/unit/test_ticketed_features.py

@@ -531,6 +531,7 @@ def test_isort_intelligently_places_noqa_comments_issue_1456():
         "test_scan_static_reflection_predictor import (  # noqa: F401\n"
         "    data as static_test,\n)\n",
         profile="black",
+        split_on_trailing_comma=False,
         show_diff=True,
     )