Revert "Merge pull request #3812 from eXist-db/dependabot/maven/org.hsqldb-hsqldb-2.6.0"
Revert "Merge pull request #3812 from eXist-db/dependabot/maven/org.hsqldb-hsqldb-2.6.0"

This reverts commit 5daeeeaa39362df0f6560dd320c792ee73de3a11, reversing
changes made to 64e868e1e8bcb377b53de4131db0f454097bddc0.

eXist-db/exist,adamretter/exist,lcahlander/exist,windauer/exist,eXist-db/exist,wolfgangmm/exist,lcahlander/exist,wolfgangmm/exist,adamretter/exist,wolfgangmm/exist,windauer/exist,windauer/exist,eXist-db/exist,eXist-db/exist,windauer/exist,wolfgangmm/exist,dizzzz/exist,dizzzz/exist,wolfgangmm/exist,dizzzz/exist,adamretter/exist,eXist-db/exist,dizzzz/exist,dizzzz/exist,lcahlander/exist,wolfgangmm/exist,adamretter/exist,dizzzz/exist,windauer/exist,eXist-db/exist,lcahlander/exist,adamretter/exist,lcahlander/exist,windauer/exist,lcahlander/exist,adamretter/exist