habanalabs: replace __cpu_to_le32/64 with cpu_to_le32/64

In some files the code use __cpu_to_le32/64 while in other it use
cpu_to_le32/64. Replace all __cpu_to_le32/64 instances with
cpu_to_le32/64 for consistency.

Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>