Add GNSS adapter build target and enable tests#20

Furai117 wants to merge 1 commit intomainFurai117/GS-LIVM:mainfrom

codex/modify-cmakelists.txt-for-gnss_adapterFurai117/GS-LIVM:codex/modify-cmakelists.txt-for-gnss_adapterCopy head branch name to clipboard