puppeteer_test: Use edit linkifier modal's id to check if it's closed.
puppeteer_test: Use edit linkifier modal's id to check if it's closed.

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