net: ll_temac: Fix compilation warning because of phys_addr_t

net: ll_temac: Fix compilation warning because of phys_addr_t

This patch fix the compilation warning
w+../drivers/net/xilinx_ll_temac.c: In function 'll_temac_init':
w+../drivers/net/xilinx_ll_temac.c:235:3: warning: format '%X' expects
argument of type 'unsigned int', but argument 4 has type 'phys_addr_t'
[-Wformat]
introduced by
"net: Declare physical address as phys_addr_t unsigned type"
(sha1: 16ae7827226ce8b255245d1932e8069f00997a26).

Reported-by: Tom Rini <trini@ti.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>