drafts: Fix restore draft button.
drafts: Fix restore draft button.

It was broken by commit 9c2ec9d7d7558b2acc16bbae696e6765744203f4
(#17434).

Signed-off-by: Anders Kaseorg <dfdb7392591db597bc41cf266a9c3bc12a2706e5@zulip.com>

punchagan/zulip,zulip/zulip,andersk/zulip,kou/zulip,hackerkid/zulip,rht/zulip,rht/zulip,rht/zulip,hackerkid/zulip,punchagan/zulip,punchagan/zulip,eeshangarg/zulip,zulip/zulip,andersk/zulip,rht/zulip,kou/zulip,zulip/zulip,hackerkid/zulip,andersk/zulip,eeshangarg/zulip,rht/zulip,eeshangarg/zulip,hackerkid/zulip,andersk/zulip,punchagan/zulip,andersk/zulip,hackerkid/zulip,andersk/zulip,andersk/zulip,kou/zulip,kou/zulip,punchagan/zulip,punchagan/zulip,kou/zulip,eeshangarg/zulip,eeshangarg/zulip,hackerkid/zulip,punchagan/zulip,zulip/zulip,hackerkid/zulip,zulip/zulip,rht/zulip,zulip/zulip,kou/zulip,rht/zulip,zulip/zulip,kou/zulip,eeshangarg/zulip,eeshangarg/zulip