tests: Add Stribog HMAC tests from TC26ALG.
* tests/basic.c (check_mac): add HMAC test vectors from TC26ALG document for Stribog.
Backport from master commit: fe6077e6ee8565bfcc91bad14a73e68f45b3c32b
- Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>