
Sync sphinx dependency with global requirements. It caps python 2 since sphinx 2.0 no longer supports Python 2.7. Change-Id: I14d5de3a11588d236de5351bdf71e1f3c296e757
Sync sphinx dependency with global requirements. It caps python 2 since sphinx 2.0 no longer supports Python 2.7. Change-Id: I14d5de3a11588d236de5351bdf71e1f3c296e757