Update Lucene to 9.7

[arteymix]

This is the latest release that supports Java 11. Lucene 10 requires Java 21.

[arteymix]

Downgrading this to 9.7 to be aligned with Jena 4.

[arteymix]

Can't happen in this release because we'd have to update Hibernate Search as well. Probably the next one.