fix readme typo (#67)
fix readme typo (#67)

[docs] fixes link to original repo.
nirmit/nylas-mail,nirmit/nylas-mail,simonft/nylas-mail,nirmit/nylas-mail,simonft/nylas-mail,nirmit/nylas-mail,simonft/nylas-mail,nylas-mail-lives/nylas-mail,nirmit/nylas-mail,nylas-mail-lives/nylas-mail,nylas-mail-lives/nylas-mail,simonft/nylas-mail,nylas-mail-lives/nylas-mail,nylas-mail-lives/nylas-mail,simonft/nylas-mail