Extend the idea in #13512 to a few more tabs

(cherry picked from commit f2da1b5)

4.0.7 release notes

(cherry picked from commit 9857128)

4.0.6 release notes: a missing link

(cherry picked from commit 631a205)

Update Mergify for v4.1.x

Pair: @the-mikedavis
(cherry picked from commit 1af6c4d)

Merge pull request #12946 from rabbitmq/mergify/bp/v4.0.x/pr-12945

4.0.5 release notes (backport #12945)

List #10519 #12564 in 4.1.0 release notes

Merge pull request #12790 from rabbitmq/gazelle-main

bazel run gazelle

Two more cosmetic 4.0.4 release notes updates

(cherry picked from commit 7946f6d)

Merge pull request #12712 from rabbitmq/gh_12608

QQ: reduce memory use when dropping many messages at once.

Release 4.0.3