lint: Fix trailing whitespace in account-settings.hbs.
lint: Fix trailing whitespace in account-settings.hbs.

This was introduced in b9aed2df190cf2abd6c9944a451da2c59e1e99cb.

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