Minor typos and re-wording
Minor typos and re-wording

Signed-off-by: Nick Avramoussis <4c6772d20f21e1f087b814400acc0120202ec49e@dneg.com>

dreamworksanimation/openvdb,dreamworksanimation/openvdb,dreamworksanimation/openvdb,dreamworksanimation/openvdb