Fix with black 24.1.1. (#10014)

tests/ci_build/change_version.py

@@ -7,6 +7,7 @@ needed, run CMake .
     If this is a RC release, the version for JVM packages has the form
     <major>.<minor>.<patch>-RC1
 """
+
 import argparse
 import datetime
 import os

tests/ci_build/test_r_package.py

@@ -1,4 +1,5 @@
 """Utilities for packaging R code and running tests."""
+
 import argparse
 import os
 import shutil

tests/ci_build/test_utils.py

@@ -1,4 +1,5 @@
 """Utilities for the CI."""
+
 import os
 from datetime import datetime, timedelta
 from functools import wraps