Bump shivammathur/setup-php from 2.16.0 to 2.17.0

Bumps [shivammathur/setup-php](https://github.com/shivammathur/setup-php) from 2.16.0 to 2.17.0.
- [Release notes](https://github.com/shivammathur/setup-php/releases)
- [Commits](shivammathur/setup-php@2.16.0...2.17.0)

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

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

.github/workflows/tests.yml

@@ -17,7 +17,7 @@ jobs:
         uses: actions/[email protected]
 
       - name: Install PHP
-        uses: shivammathur/setup-php@2.16.0
+        uses: shivammathur/setup-php@2.17.0
         with:
           php-version: '7.4'
           extensions: mbstring, intl
@@ -56,7 +56,7 @@ jobs:
         uses: actions/[email protected]
 
       - name: Install PHP
-        uses: shivammathur/setup-php@2.16.0
+        uses: shivammathur/setup-php@2.17.0
         with:
           php-version: ${{ matrix.php }}
           extensions: mbstring, intl, mysql