CI: use miniconda3 + https link
CI: use miniconda3 + https link

qwhelan/asv,airspeed-velocity/asv,qwhelan/asv,qwhelan/asv,spacetelescope/asv,airspeed-velocity/asv,pv/asv,spacetelescope/asv,airspeed-velocity/asv,qwhelan/asv,airspeed-velocity/asv,pv/asv,spacetelescope/asv,spacetelescope/asv,pv/asv,pv/asv