ci: Also always keep artifacts for cross builds

This copy/paste the same artifacts part for all CI definitions to
unformize.
6 jobs for ci-artifacts in 18 minutes and 54 seconds (queued for 37 seconds)
latest
Status Name Job ID Coverage
  Build
passed fedora-meson-android_ndk_r16_api21_arm64 #42118

00:13:00

passed fedora-meson-mingw64 #42119

00:03:52

passed fedora-meson-x86_64 #42117

00:09:30

passed msys2-mingw32 #42120
win32

00:08:19

passed vs2017-x64 #42121
win32

00:06:34

 
  Coverage
passed coverage #42122

00:05:40

78.2%