refactor: Change settings_panel_menu.activate_section().
refactor: Change settings_panel_menu.activate_section().

We now have activate_section take a section, rather than
an li, so it will be easier to call directly.

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