tcrypt: do not test non-aes blocks for CTR

tcrypt: do not test non-aes blocks for CTR

Do not test the vector that has unaligned
aes buffer as this is not supported by SE.
Last vector in CTR test vectors has this and
thus test CTR with only 4 vecs instead of 5

Bug 1794633

Change-Id: Ic017894c8093ca0d14051993828b21ac6cffd9e2
Signed-off-by: Shravani Dingari <shravanid@nvidia.com>
Reviewed-on: http://git-master/r/1221831
Reviewed-by: Mallikarjun Kasoju <mkasoju@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Venu Byravarasu <vbyravarasu@nvidia.com>