ci: bump msys2 deps, fix broken links

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
11 jobs for ci in 11 minutes and 32 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #6627959
build:cmake

00:04:50

passed #6627956
build:debug

00:09:17

manual #6627961
allowed to fail manual
build:i686-w64-mingw32-cmake
passed #6627960
build:i686-w64-mingw32-debug

00:06:46

manual #6627958
allowed to fail manual
build:legacy
passed #6627955
build:production

00:07:14

manual #6627957
allowed to fail manual
build:reduced
manual #6627964
allowed to fail manual
build:stretch
passed #6627962
build:x86_64-w64-mingw32

00:06:21

passed #6627963
build:x86_64-w64-mingw32-cmake-debug

00:11:28

manual #6627965
allowed to fail manual
build:xenial