Add support for long filenames on Windows 10

10 jobs for win10_long_path in 8 minutes and 59 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #453969
aarch64 docker
build-debian-aarch64

00:08:32

passed #453968
amd64 docker
build-debian-amd64

00:01:49

passed #453972
macos
build-macos

00:03:54

passed #453970
amd64 docker
build-win32

00:02:20

passed #453971
amd64 docker
build-win64

00:02:36

 
  Test
passed #453974
aarch64 docker
test-debian-aarch64

00:00:26

passed #453973
amd64 docker
test-debian-amd64

00:00:17

passed #453977
macos
test-macos

00:00:05

passed #453975
amd64 docker
test-win32

00:00:16

passed #453976
amd64 docker
test-win64

00:00:17