Bug 1790816 - Reformat intl/ with isort. r=linter-reviewers,Standard8 DONTBUILD

# ignore-this-changeset

Differential Revision: https://phabricator.services.mozilla.com/D162645

intl/icu_sources_data.py

@@ -10,8 +10,7 @@
 # This script expects to be run from `update-icu.sh` after the in-tree
 # copy of ICU has been updated.
 
-from __future__ import absolute_import
-from __future__ import print_function
+from __future__ import absolute_import, print_function
 
 import glob
 import multiprocessing