api: Rename update-flags to update-message-flags.
Followup for
RENAME
zulip/zulip/examples/update-flags
zulip/zulip/examples/update-message-flags
@@ -5,10 +5,11 @@ import argparse
import zulip
-usage = """update-flags (add | remove) <flag> <message_id1> [more_message_ids]
+usage = """update-message-flags (add | remove) <flag> <message_id1> \
+[more_message_ids]
-Example: update-flags add read 4 8 15
-Example: update-flags remove starred 16 23 42
+Example: update-message-flags add read 4 8 15
+Example: update-message-flags remove starred 16 23 42
"""
parser = zulip.add_default_arguments(argparse.ArgumentParser(usage=usage))

api: Rename update-flags to update-message-flags.

Followup for #449.