xbps_rpool_init: relax an assertion and skip invalid repos gracefully.
xbps_rpool_init: relax an assertion and skip invalid repos gracefully.

datenwolf/xbps,ebfe/xbps,stpx/xbps,ebfe/xbps,ebfe/xbps,stpx/xbps,datenwolf/xbps,stpx/xbps,datenwolf/xbps