GH Pages/Actions: Bump shivammathur/setup-php

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


Updates `shivammathur/setup-php` from 2.35.4 to 2.35.5
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@ec406be...bf6b4fb)

---
updated-dependencies:
- dependency-name: shivammathur/setup-php
  dependency-version: 2.35.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: action-runners
...

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

Author: dependabot[bot]

.github/workflows/publish-website.yml

@@ -50,7 +50,7 @@ jobs:
           persist-credentials: false
 
       - name: Install PHP
-        uses: shivammathur/setup-php@ec406be512d7077f68eed36e63f4d91bc006edc4 # 2.35.4
+        uses: shivammathur/setup-php@bf6b4fbd49ca58e4608c9c89fba0b8d90bd2a39f # 2.35.5
         with:
           php-version: '8.4'
           ini-values: error_reporting=-1, display_errors=On, display_startup_errors=On, log_errors_max_len=0