Bump shivammathur/setup-php from 2.31.1 to 2.32.0 (#871)

Bumps [shivammathur/setup-php](https://github.com/shivammathur/setup-php) from 2.31.1 to 2.32.0.
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@c541c15...9e72090)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/exercise-lint-phpcs-psr-12.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
-      - uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231
+      - uses: shivammathur/setup-php@9e72090525849c5e82e596468b86eb55e9cc5401
         with:
           php-version: ${{ matrix.php-version }}
           extensions: gmp

.github/workflows/exercise-tests-phpunit-10.yml

@@ -26,7 +26,7 @@ jobs:
 
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
 
-      - uses: shivammathur/setup-php@c541c155eee45413f5b09a52248675b1a2575231
+      - uses: shivammathur/setup-php@9e72090525849c5e82e596468b86eb55e9cc5401
         with:
           php-version: ${{ matrix.php-version }}
           extensions: gmp