Log Message:
samba4: updated to 4.19.5

Changes since 4.19.4
--------------------
* BUG 13688: Windows 2016 fails to restore previous version of a file from a
  shadow_copy2 snapshot.
* BUG 15549: Symlinks on AIX are broken in 4.19 (and a few version before
  that).
* BUG 12421: Fake directory create times has no effect.
* BUG 15550: ctime mixed up with mtime by smbd.
* BUG 15548: samba-gpupdate --rsop fails if machine is not in a site.
* BUG 15557: gpupdate: The root cert import when NDES is not available is
  broken.
* BUG 15552: samba-gpupdate should print a useful message if cepces-submit
  can't be found.
* BUG 15558: samba-gpupdate logging doesn't work.
* BUG 15555: smbpasswd reset permissions only if not 0600.