bus/uacce: fix const pointer in device matching

bus/uacce: fix const pointer in device matching

With latest glibc (Fedora Rawhide):
../drivers/bus/uacce/uacce.c: In function 'uacce_match':
../drivers/bus/uacce/uacce.c:346:21: warning: assignment discards
	'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
  346 |                 map = strstr(dev->algs, id_table->dev_alg);
      |                     ^

Fixes: 62b906cf06ba ("bus/uacce: introduce UACCE bus")
Cc: stable@dpdk.org
Signed-off-by: David Marchand <david.marchand@redhat.com>
Reviewed-by: Chengwen Feng <fengchengwen@huawei.com>