[SECURITY] Fedora 25 Update: python-cryptography-vectors-1.5.3-1.fc25

Test vectors for the cryptography package. The only purpose of this package is to be a building requirement for python-cryptography, otherwise it has no use. Don=EF=BF=BD=EF=BF=BD=EF=BF =BDt install it unless you really know what you are doing.