crypto: tgr192 - remove unneeded semicolon

Fix the warning below.
./crypto/tgr192.c:558:43-44: Unneeded semicolon
./crypto/tgr192.c:586:44-45: Unneeded semicolon

Fixes: f63fbd3d

 ("crypto: tgr192 - Switch to shash")

Signed-off-by: Tian Tao <tiantao6@huawei.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>