This commit upgrades the core codebase from Lucene 8.10.1 to
lucene 9.0.0. It includes all necessary refactoring of features and
API changes when upgrading to a new major Lucene release.
Signed-off-by: Nicholas Walter Knize <nknize@apache.org>
Co-authored-by: Andriy Redko <drreta@gmail.com>
Nick Knize