devel/subversion: Update to latest version 1.14.2, fix two CVEs

Update subversion to 1.14.2. This fix two CVEs.

Also, allows build with database/db18.

PR: 262672
Security: CVE-2021-28544
Security: CVE-2022-24070
(cherry picked from commit b3eb02cd1ee47155c83cc87a2eab5132beedac3b)