* upstream/main:
  Post-release version bump
  Release v2.9.0
  Bump wp-cli/wp-cli-tests from 4.2.0 to 4.2.2
  Bump wp-cli/config-command from 2.3.1 to 2.3.2 (wp-cli#585)
  Update Composer lock file
  Bump wp-cli/extension-command from 2.1.14 to 2.1.15
  Bump wp-cli/config-command from 2.3.0 to 2.3.1
  Bump wp-cli/wp-cli-tests from 4.0.3 to 4.1.0
  Bump wp-cli/entity-command from 2.5.5 to 2.5.6
  Update to wp-cli-tests v4.0.3
  Update Composer lock file
  Update Composer dependencies (2023-10-02) (wp-cli#578)
  Update Composer dependencies (2023-09-19) (wp-cli#576)
  Bump wp-cli/export-command from 2.1.1 to 2.1.12 (wp-cli#574)
  Bump wp-cli/entity-command from 2.5.3 to 2.5.4 (wp-cli#575)
  Update `wp-cli/wp-cli` to db3d01f (wp-cli#573)
  Bump actions/checkout from 3 to 4 (wp-cli#572)
  Update to WPCS v3 (wp-cli#569)
  Bump wp-cli/media-command from 2.0.18 to 2.0.19 (wp-cli#570)
  No longer necessary to test WordPress latest with PHP 5.6
  Update `composer.lock` (2023-08-17) (wp-cli#566)
  Update branch name in wp-cli-updatedeb.sh (wp-cli#565)
  Update composer.lock (2023-08-04) (wp-cli#564)
  Update DEBIAN/control depends to support later versions of PHP (wp-cli#562)
  Update `composer.lock` (2023-07-13 v2)
  Run `trunk` deploy tests against PHP 7 instead of PHP 5.6
  Update `composer.lock` (2023-07-13) (wp-cli#559)
  Update `composer.lock` to latest (2023-06-09) (wp-cli#557)