Add native package to support creating a mirror
of the clamav cvd and supply it in a new package.
Provide a INSTALL_CLAMAV_CVD flag to bypass this creation
Signed-off-by: Armin Kuster <akuster808@gmail.com>
There is only one llvm and its in core so
drop allowing it to be overwritten.
We can hardcode it now.
Signed-off-by: Armin Kuster <akuster808@gmail.com>