security/{clamav,clamav-lts}: Fix build with non-default openssl setting

Add arguments to CMAKE_ARGS that specify paths related to openssl so
header files and libraies of selected openssl stack are used instead
of the ones of base system.

PR: 273659
Reported by: doctor@doctor.nl2k.ab.ca, Andrey Pevnev
MFH: 2023Q3