Bump php from 8.4.0RC1-zts to 8.4.0RC2-zts

Bumps php from 8.4.0RC1-zts to 8.4.0RC2-zts.

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

Signed-off-by: dependabot[bot] <[email protected]>

Dockerfile

@@ -1,5 +1,5 @@
 FROM golang:1.23.1-alpine AS golang-base
-FROM php:8.4.0RC1-zts AS php-base
+FROM php:8.4.0RC2-zts AS php-base
 FROM golang-base AS cli-base-alpine
 
 SHELL ["/bin/ash", "-eo", "pipefail", "-c"]