The following packages are causing rebuilds:

  (x11-libs/libva-2.5.0-r1:0/2::gentoo, binary scheduled for merge) causes rebuilds for:
    (media-video/vlc-3.0.7.1:0/5-9::gentoo, ebuild scheduled for merge)
    (media-libs/mesa-19.0.8:0/0::gentoo, binary scheduled for merge)
    (x11-libs/libva-vdpau-driver-0.7.4-r5:0/0::gentoo, binary scheduled for merge)
    (media-plugins/gst-plugins-vaapi-1.14.3:1.0/1.0::gentoo, binary scheduled for merge)

Would you like to merge these packages? [Yes/No]