mingw-w64: only build the CRT for the target arch
mingw-w64: only build the CRT for the target arch

superdump/cerbero,brion/cerbero,OptoFidelity/cerbero,fluendo/cerbero,AlertMe/cerbero,nirbheek/cerbero-old,ikonst/cerbero,ylatuya/cerbero,ikonst/cerbero,ford-prefect/cerbero,BigBrother-International/gst-cerbero,cee1/cerbero-mac,AlertMe/cerbero,ramaxlo/cerbero,multipath-rtp/cerbero,davibe/cerbero,ramaxlo/cerbero,justinjoy/cerbero,multipath-rtp/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,GStreamer/cerbero,nirbheek/cerbero,jackjansen/cerbero,BigBrother-International/gst-cerbero,GStreamer/cerbero,davibe/cerbero,ford-prefect/cerbero,centricular/cerbero,nirbheek/cerbero,GStreamer/cerbero,ylatuya/cerbero,brion/cerbero,sdroege/cerbero,BigBrother-International/gst-cerbero,jackjansen/cerbero,nirbheek/cerbero-old,lubosz/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,ikonst/cerbero,BigBrother-International/gst-cerbero,cee1/cerbero-mac,shoreflyer/cerbero,nzjrs/cerbero,nirbheek/cerbero-old,centricular/cerbero,OptoFidelity/cerbero,ford-prefect/cerbero,sdroege/cerbero,ylatuya/cerbero,multipath-rtp/cerbero,AlertMe/cerbero,nzjrs/cerbero,cee1/cerbero-mac,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,cee1/cerbero-mac,justinjoy/cerbero,BigBrother-International/gst-cerbero,nzjrs/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,superdump/cerbero,justinjoy/cerbero,superdump/cerbero,GStreamer/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,nirbheek/cerbero-old,justinjoy/cerbero,superdump/cerbero,shoreflyer/cerbero,brion/cerbero,flexVDI/cerbero,sdroege/cerbero,lubosz/cerbero,ramaxlo/cerbero,davibe/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,multipath-rtp/cerbero,lubosz/cerbero,sdroege/cerbero,fluendo/cerbero,nzjrs/cerbero,flexVDI/cerbero,fluendo/cerbero,jackjansen/cerbero,jackjansen/cerbero,brion/cerbero,atsushieno/cerbero,EricssonResearch/cerbero,fluendo/cerbero,EricssonResearch/cerbero,atsushieno/cerbero,shoreflyer/cerbero,ylatuya/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,ramaxlo/cerbero,ikonst/cerbero,ramaxlo/cerbero,flexVDI/cerbero,centricular/cerbero,OptoFidelity/cerbero,nirbheek/cerbero,GStreamer/cerbero,ford-prefect/cerbero,OptoFidelity/cerbero,fluendo/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,centricular/cerbero,davibe/cerbero,AlertMe/cerbero,ikonst/cerbero,brion/cerbero,multipath-rtp/cerbero,AlertMe/cerbero,EricssonResearch/cerbero,shoreflyer/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,nirbheek/cerbero,EricssonResearch/cerbero,nzjrs/cerbero,atsushieno/cerbero,shoreflyer/cerbero,atsushieno/cerbero,lubosz/cerbero,EricssonResearch/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,sdroege/cerbero,atsushieno/cerbero,flexVDI/cerbero,flexVDI/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,centricular/cerbero