Add up-to-date libraries for FreeBSD on amd64 and i386 archs

[michael-o]

This fixes #556

Created interactively in clean 12.4-RELEASE poudriere jails for amd64 and i386 from the libsnappy-java Git repo with system LLVM:

$ poudriere testport -j 124-release-amd64 -p default-12.4 -i archivers/snappy-java devel/git devel/cmake-core devel/gmake shells/bash
$ poudriere testport -j 124-release-i386 -p default-12.4 -i archivers/snappy-java devel/git devel/cmake-core devel/gmake shells/bash
$ ll */*
-rwxr-xr-x  1 osipovmi  cad  47576 2024-03-28 09:54 x86_64/libsnappyjava.so*
-rwxr-xr-x  1 osipovmi  cad  43896 2024-03-28 09:55 x86/libsnappyjava.so*
$ file */*
x86_64/libsnappyjava.so: ELF 64-bit LSB shared object, x86-64, version 1 (FreeBSD), dynamically linked, stripped
x86/libsnappyjava.so:    ELF 32-bit LSB shared object, Intel 80386, version 1 (FreeBSD), dynamically linked, stripped