MFH: r419990

• security/clamav: Unbroke Jit engine

Buldled LLVM is very limited/outdated and produce the broken code on recent FreeBSD releases,
so unconditionally rely on latest supported (3.6) LLVM framework from ports to build ClamAV Jit parser

PR: 211683
Reported by: many
Submitted by: myself
Approved by: garga (maintainer)

Approved by: ports-secteam (blanket)