chore: add Zulip badge
chore: add Zulip badge

not as shown in zulip example, but as on webpack and according to current text style (verb + service name)

#1974

electron-userland/electron-builder,develar/electron-builder,develar/electron-builder,electron-userland/electron-builder,mastergberry/electron-builder,loopline-systems/electron-builder,mastergberry/electron-builder,mastergberry/electron-builder,loopline-systems/electron-builder,mastergberry/electron-builder,develar/electron-builder,loopline-systems/electron-builder,loopline-systems/electron-builder,loopline-systems/electron-builder,electron-userland/electron-builder,develar/electron-builder