Adding "hip-amd-precompile" build option. If enabled, AMD kernels
will be precompiled at build time. Also "hip-hipcc-arch" build option
(corresponding to --offload-arch hipcc option) is added
so that user can specify target GPU arch instead of auto-detection by hipcc
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8923>