Reduce the repeated library dependence information

Reduce the repeated library dependence information

Cmake is generally good at tracking specified dependencies between
libraries.  All that we need to do is to establish a dependency on
OpenSSL's libcrypto for 'gost_core', and then we can reduce the amount
of repeated dependencies for everything that links against 'gost_core'.

(cherry picked from commit 7ca9b827135b90cfc2567058b56325a518a3d57a)

# Conflicts:
#	CMakeLists.txt