* fix: Update `dovecot-fts-xapian` to `1.7.13`
Contains a fix to a regression introduced that broke indexing
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Co-authored-by: casperklein <casperklein@users.noreply.github.com>
* update `compile.sh` and Dovecot FTS Xapian to 1.7.12
- I updated from 1.5.5. Moreover, I adjusted the script to have what I
consider better style.
* update Dockerfile to use recent updates
* update CHANGELOG