api: Fix missing parenthesis in comment for ModifiableMessageFlag.
@@ -58,7 +58,7 @@ EmojiType = Literal["realm_emoji", "unicode_emoji", "zulip_extra_emoji"]
# Message flags which may be directly modified by the current user:
# - Updated by `update_message_flags` (and for the `read` flag, also
# the `mark_all_as_read`, `mark_stream_as_read`, and
-# `mark_topic_as_read` actions.
+# `mark_topic_as_read` actions).
# - User is notified of changes via `update_message_flags` events.
# See subset of https://zulip.com/api/update-message-flags#available-flags
ModifiableMessageFlag = Literal["read", "starred", "collapsed"]
