Remove a dead XXX comment.
diff --git a/Lib/importlib/test/import_/test_relative_imports.py b/Lib/importlib/test/import_/test_relative_imports.py
index a1249a0..dca0699 100644
--- a/Lib/importlib/test/import_/test_relative_imports.py
+++ b/Lib/importlib/test/import_/test_relative_imports.py
@@ -176,7 +176,6 @@
         # Test importing from a different package than the caller.
         # in pkg.subpkg1.mod
         # from ..subpkg2 import mod
-        # XXX
         create = ['__runpy_pkg__.__init__',
                     '__runpy_pkg__.__runpy_pkg__.__init__',
                     '__runpy_pkg__.uncle.__init__',