Test EVP_get_[digest|cipher]byname() use the namemap
Test EVP_get_[digest|cipher]byname() use the namemap

Following on from the previous commit, we test that if an algorithm has
a provider supplied alias in the namemap then EVP_get_digestbyname() and
EVP_get_cipherbyname() can still find it.

Reviewed-by: Tomas Mraz <973cc78d8b4cb00714230ba9be0225e917ab4ac6@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/10324)

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl