py3: drop ui.flush() during interactive patch filtering
With previous changeset fixing line buffering on stdout, this is no
longer needed.
--- a/mercurial/patch.py Thu Oct 10 16:00:02 2019 +0200
+++ b/mercurial/patch.py Thu Oct 10 16:02:47 2019 +0200
@@ -1182,7 +1182,6 @@
if skipfile is not None:
return skipfile, skipfile, skipall, newpatches
while True:
- ui.flush()
resps = messages[b'help'][operation]
# IMPORTANT: keep the last line of this prompt short (<40 english
# chars is a good target) because of issue6158.