Revert "tuna: Add default value for display color control"

This reverts commit ca14f79d8c447188532844dd9c7fe078741acd24.
Revert "tuna: cmhw: add support for third-party kernel"

This reverts commit 61dc843c68588d5267eca73a47b2adc4ceda42b9.
Update prebuilt kernel