Fix non-disappearing resend button
Fix non-disappearing resend button

The resend button should disappear once you've clicked it. This was not
happening because the message detail view held a cached copy of the old
message errors. Fix by re-reading the errors when we re-render.

// FREEBIE

nrizzio/Signal-Desktop,nrizzio/Signal-Desktop,nrizzio/Signal-Desktop,nrizzio/Signal-Desktop