discovery: add misspell to all.bash
discovery: add misspell to all.bash

Change-Id: I4e68a66553182908b1108cfd9139c65b04c09bfb
Reviewed-on: https://team-review.git.corp.google.com/c/golang/discovery/+/445469
Reviewed-by: Andrew Bonventre <682ad9f487f614f19e8b7cc5d340bdc8e1c1b128@google.com>

golang/pkgsite,golang/pkgsite,golang/pkgsite,golang/pkgsite