net/ice: remove type cast in Rx/Tx ring setup
net/ice: remove type cast in Rx/Tx ring setup

The memzone's start virtual address pointer (addr) is of type void *,
no need to add type cast.

Signed-off-by: Haiyue Wang <037d5f2d0d83548aebdad8ba0c69c0b30ec44c86@intel.com>
Reviewed-by: Xiaolong Ye <c7d6fc2f7e22da80deb234d523238b510a8c0f08@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk