GH Actions: Bump shivammathur/setup-php in the action-runners group

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


Updates `shivammathur/setup-php` from 2.36.0 to 2.37.0
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@44454db...accd612)

---
updated-dependencies:
- dependency-name: shivammathur/setup-php
  dependency-version: 2.37.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: action-runners
...

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

Author: dependabot[bot]

.github/workflows/reusable-validate.yml

@@ -23,7 +23,7 @@ jobs:
           persist-credentials: false
 
       - name: Install PHP
-        uses: shivammathur/setup-php@44454db4f0199b8b9685a5d763dc37cbf79108e1 # 2.36.0
+        uses: shivammathur/setup-php@accd6127cb78bee3e8082180cb391013d204ef9f # 2.37.0
         with:
           php-version: ${{ matrix.php }}
           coverage: none