billing: Add emojis to /upgrade page.
billing: Add emojis to /upgrade page.

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