correctly handle the output of `pin update`
correctly handle the output of `pin update`

fixes #4999

License: MIT
Signed-off-by: Steven Allen <4068f0880b399410602d694b3cc711c8a8f4727e@stebalien.com>

chriscool/go-ipfs,Luzifer/go-ipfs,ianopolous/go-ipfs,Luzifer/go-ipfs,ianopolous/go-ipfs,Luzifer/go-ipfs,chriscool/go-ipfs,ianopolous/go-ipfs,chriscool/go-ipfs