Ra 2.16.6 (#13662)

What's Changed
* Allow force shrink to non-voter member
* ra_server_proc: Handle aux_command in all Raft states
* Increase shutdown timeout for segment writer.
* Avoid modification checks when reading sparse entries inside the Ra process

Author: kjnilsson

rabbitmq-components.mk

@@ -51,7 +51,7 @@ dep_khepri_mnesia_migration = hex 0.7.1
 dep_meck = hex 1.0.0
 dep_osiris = git https://github.com/rabbitmq/osiris v1.8.6
 dep_prometheus = hex 4.11.0
-dep_ra = hex 2.16.5
+dep_ra = hex 2.16.6
 dep_ranch = hex 2.2.0
 dep_recon = hex 2.5.6
 dep_redbug = hex 2.0.7