Bump php from 8.4.21-cli to 8.4.22-cli in /php/8.4

Bumps php from 8.4.21-cli to 8.4.22-cli.

---
updated-dependencies:
- dependency-name: php
  dependency-version: 8.4.22-cli
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

php/8.4/Dockerfile

@@ -1,4 +1,4 @@
-FROM php:8.4.21-cli
+FROM php:8.4.22-cli
 
 ARG INSTALL_CHROMIUM=false