Bump ramsey/composer-install from 1 to 3 (#334)

Bumps [ramsey/composer-install](https://github.com/ramsey/composer-install) from 1 to 3.
- [Release notes](https://github.com/ramsey/composer-install/releases)
- [Commits](ramsey/composer-install@v1...v3)

---
updated-dependencies:
- dependency-name: ramsey/composer-install
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/integrate.yaml

@@ -36,7 +36,7 @@ jobs:
           php-version: ${{ matrix.php-version }}
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v1
+        uses: ramsey/composer-install@v3
         with:
           dependency-versions: ${{ matrix.dependencies }}
 
@@ -96,7 +96,7 @@ jobs:
         run: composer config extra.symfony.require ${{ matrix.symfony-version }}.*
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v1
+        uses: ramsey/composer-install@v3
 
       - name: "Run unit tests with phpunit"
         run: vendor/bin/phpunit --configuration=phpunit.xml