Bump shivammathur/setup-php in the github-actions group

Bumps the github-actions group with 1 update: [shivammathur/setup-php](https://github.com/shivammathur/setup-php).


Updates `shivammathur/setup-php` from 2.35.3 to 2.35.4
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@2052987...ec406be)

---
updated-dependencies:
- dependency-name: shivammathur/setup-php
  dependency-version: 2.35.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/tests.yml

@@ -67,7 +67,7 @@ jobs:
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Set up PHP
-        uses: shivammathur/setup-php@20529878ed81ef8e78ddf08b480401e6101a850f # v2.35.3
+        uses: shivammathur/setup-php@ec406be512d7077f68eed36e63f4d91bc006edc4 # v2.35.4
         with:
           php-version: '7.4'
           coverage: none