Update to 9.5.18
Changelog:
- https://typo3.org/article/typo3-1043-and-9518-maintenance-releases-published
- https://get.typo3.org/release-notes/9.5.18
PR: 246772
Submitted by: Helmut Ritter <freebsd-ports@charlieroot.de> (maintainer)
MFH: 2020Q2
Sponsored by: Netzkommune GmbH