docs: Add 'requirements.txt' to bot structure outline.
docs: Add 'requirements.txt' to bot structure outline.

jackrzhang/zulip,tommyip/zulip,kou/zulip,kou/zulip,rht/zulip,zulip/zulip,rishig/zulip,shubhamdhama/zulip,rishig/zulip,rishig/zulip,andersk/zulip,rishig/zulip,rht/zulip,shubhamdhama/zulip,eeshangarg/zulip,rishig/zulip,zulip/zulip,eeshangarg/zulip,tommyip/zulip,mahim97/zulip,eeshangarg/zulip,mahim97/zulip,mahim97/zulip,showell/zulip,zulip/zulip,tommyip/zulip,jackrzhang/zulip,timabbott/zulip,kou/zulip,rht/zulip,punchagan/zulip,eeshangarg/zulip,showell/zulip,mahim97/zulip,rht/zulip,rht/zulip,dhcrzf/zulip,zulip/zulip,mahim97/zulip,kou/zulip,dhcrzf/zulip,jackrzhang/zulip,zulip/zulip,zulip/zulip,shubhamdhama/zulip,andersk/zulip,showell/zulip,brainwane/zulip,synicalsyntax/zulip,punchagan/zulip,andersk/zulip,punchagan/zulip,brainwane/zulip,brainwane/zulip,eeshangarg/zulip,timabbott/zulip,andersk/zulip,synicalsyntax/zulip,synicalsyntax/zulip,dhcrzf/zulip,dhcrzf/zulip,hackerkid/zulip,dhcrzf/zulip,andersk/zulip,shubhamdhama/zulip,mahim97/zulip,jackrzhang/zulip,tommyip/zulip,andersk/zulip,timabbott/zulip,showell/zulip,showell/zulip,brainwane/zulip,jackrzhang/zulip,punchagan/zulip,hackerkid/zulip,kou/zulip,tommyip/zulip,hackerkid/zulip,synicalsyntax/zulip,showell/zulip,kou/zulip,timabbott/zulip,andersk/zulip,eeshangarg/zulip,timabbott/zulip,showell/zulip,shubhamdhama/zulip,rishig/zulip,dhcrzf/zulip,jackrzhang/zulip,hackerkid/zulip,dhcrzf/zulip,shubhamdhama/zulip,brainwane/zulip,shubhamdhama/zulip,kou/zulip,timabbott/zulip,punchagan/zulip,rishig/zulip,hackerkid/zulip,brainwane/zulip,rht/zulip,punchagan/zulip,brainwane/zulip,rht/zulip,zulip/zulip,hackerkid/zulip,timabbott/zulip,punchagan/zulip,synicalsyntax/zulip,hackerkid/zulip,eeshangarg/zulip,synicalsyntax/zulip,synicalsyntax/zulip,tommyip/zulip,jackrzhang/zulip,tommyip/zulip