fix import

Vladimir Kotal · Vladimir Kotal · commit 9f215c0c4155 · 2020-05-07T22:53:56.000+02:00
diff --git a/opengrok-tools/src/main/python/opengrok_tools/projadm.py b/opengrok-tools/src/main/python/opengrok_tools/projadm.py
@@ -27,7 +27,7 @@
 """
 
 import argparse
-import os
+import io
 import shutil
 import sys
 import tempfile
