integrations: Fix typo in IFTTT doc.
integrations: Fix typo in IFTTT doc.

Regression introduced in 85bded5.

tommyip/zulip,shubhamdhama/zulip,timabbott/zulip,rht/zulip,shubhamdhama/zulip,punchagan/zulip,zulip/zulip,timabbott/zulip,rht/zulip,eeshangarg/zulip,showell/zulip,timabbott/zulip,synicalsyntax/zulip,zulip/zulip,showell/zulip,dhcrzf/zulip,andersk/zulip,hackerkid/zulip,showell/zulip,brainwane/zulip,brainwane/zulip,punchagan/zulip,tommyip/zulip,eeshangarg/zulip,eeshangarg/zulip,punchagan/zulip,synicalsyntax/zulip,zulip/zulip,shubhamdhama/zulip,rishig/zulip,tommyip/zulip,jackrzhang/zulip,synicalsyntax/zulip,brainwane/zulip,kou/zulip,dhcrzf/zulip,punchagan/zulip,jackrzhang/zulip,eeshangarg/zulip,andersk/zulip,dhcrzf/zulip,showell/zulip,andersk/zulip,tommyip/zulip,punchagan/zulip,eeshangarg/zulip,synicalsyntax/zulip,hackerkid/zulip,synicalsyntax/zulip,rishig/zulip,synicalsyntax/zulip,zulip/zulip,rishig/zulip,andersk/zulip,jackrzhang/zulip,rht/zulip,timabbott/zulip,dhcrzf/zulip,shubhamdhama/zulip,eeshangarg/zulip,kou/zulip,brainwane/zulip,hackerkid/zulip,timabbott/zulip,punchagan/zulip,kou/zulip,rht/zulip,kou/zulip,kou/zulip,dhcrzf/zulip,zulip/zulip,zulip/zulip,rishig/zulip,jackrzhang/zulip,eeshangarg/zulip,shubhamdhama/zulip,brainwane/zulip,kou/zulip,showell/zulip,dhcrzf/zulip,showell/zulip,timabbott/zulip,brainwane/zulip,kou/zulip,zulip/zulip,rishig/zulip,rht/zulip,tommyip/zulip,rht/zulip,hackerkid/zulip,punchagan/zulip,tommyip/zulip,rishig/zulip,hackerkid/zulip,tommyip/zulip,shubhamdhama/zulip,hackerkid/zulip,shubhamdhama/zulip,synicalsyntax/zulip,rht/zulip,showell/zulip,andersk/zulip,hackerkid/zulip,andersk/zulip,jackrzhang/zulip,andersk/zulip,rishig/zulip,brainwane/zulip,dhcrzf/zulip,timabbott/zulip,jackrzhang/zulip,jackrzhang/zulip