integrations: Update instructions for AppFollow.
integrations: Update instructions for AppFollow.

eeshangarg/zulip,timabbott/zulip,timabbott/zulip,punchagan/zulip,kou/zulip,punchagan/zulip,brainwane/zulip,rht/zulip,andersk/zulip,timabbott/zulip,brainwane/zulip,punchagan/zulip,showell/zulip,rht/zulip,showell/zulip,synicalsyntax/zulip,hackerkid/zulip,zulip/zulip,hackerkid/zulip,andersk/zulip,synicalsyntax/zulip,shubhamdhama/zulip,kou/zulip,hackerkid/zulip,kou/zulip,brainwane/zulip,eeshangarg/zulip,andersk/zulip,showell/zulip,rht/zulip,shubhamdhama/zulip,punchagan/zulip,zulip/zulip,punchagan/zulip,shubhamdhama/zulip,andersk/zulip,brainwane/zulip,zulip/zulip,shubhamdhama/zulip,hackerkid/zulip,andersk/zulip,brainwane/zulip,hackerkid/zulip,eeshangarg/zulip,shubhamdhama/zulip,eeshangarg/zulip,timabbott/zulip,punchagan/zulip,rht/zulip,shubhamdhama/zulip,kou/zulip,rht/zulip,synicalsyntax/zulip,timabbott/zulip,eeshangarg/zulip,zulip/zulip,kou/zulip,timabbott/zulip,showell/zulip,eeshangarg/zulip,kou/zulip,rht/zulip,punchagan/zulip,zulip/zulip,hackerkid/zulip,zulip/zulip,andersk/zulip,synicalsyntax/zulip,brainwane/zulip,zulip/zulip,rht/zulip,andersk/zulip,showell/zulip,hackerkid/zulip,synicalsyntax/zulip,kou/zulip,synicalsyntax/zulip,showell/zulip,timabbott/zulip,eeshangarg/zulip,brainwane/zulip,shubhamdhama/zulip,synicalsyntax/zulip,showell/zulip