arm64: tegra: Update HDA card name on Jetson TX2 NX

Inspired by commit b8928c2b ("arm64: tegra: Consolidate audio card
names"). Based on this update HDA card name on Jetson TX2 NX platform.

Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>