Restore job with --prefer-lowest

It is useful to catch misconfigured dependency constraints. It was
removed in 721ceb5.

.github/workflows/continuous-integration.yml

@@ -41,6 +41,8 @@ jobs:
           - "pdo_sqlite"
         proxy:
           - "common"
+        deps:
+          - "highest"
         include:
           - php-version: "8.2"
             dbal-version: "3@dev"
@@ -55,6 +57,10 @@ jobs:
             dbal-version: "default"
             proxy: "lazy-ghost"
             extension: "pdo_sqlite"
+          - php-version: "8.1"
+            dbal-version: "default"
+            deps: "lowest"
+            extension: "pdo_sqlite"
 
     steps:
       - name: "Checkout"
@@ -78,6 +84,7 @@ jobs:
         uses: "ramsey/composer-install@v2"
         with:
           composer-options: "--ignore-platform-req=php+"
+          dependency-versions: "${{ matrix.deps }}"
 
       - name: "Run PHPUnit"
         run: "vendor/bin/phpunit -c ci/github/phpunit/${{ matrix.extension }}.xml --coverage-clover=coverage-no-cache.xml"
@@ -314,7 +321,6 @@ jobs:
           name: "${{ github.job }}-${{ matrix.mysql-version }}-${{ matrix.extension }}-${{ matrix.php-version }}-${{ matrix.dbal-version }}-coverage"
           path: "coverage*.xml"
 
-
   upload_coverage:
     name: "Upload coverage to Codecov"
     runs-on: "ubuntu-22.04"

composer.json

@@ -32,18 +32,18 @@
         "doctrine/instantiator": "^1.3 || ^2",
         "doctrine/lexer": "^2.1 || ^3",
         "doctrine/persistence": "^3.1.1",
-        "psr/cache": "^1 || ^2 || ^3",
+        "psr/cache": "^3",
         "symfony/console": "^5.4 || ^6.0 || ^7.0"
     },
     "require-dev": {
         "doctrine/coding-standard": "^12.0",
         "phpbench/phpbench": "^1.0",
         "phpstan/phpstan": "1.10.35",
-        "phpunit/phpunit": "^10.0.14",
+        "phpunit/phpunit": "^10.4.0",
         "psr/log": "^1 || ^2 || ^3",
         "squizlabs/php_codesniffer": "3.7.2",
         "symfony/cache": "^5.4 || ^6.2",
-        "symfony/var-exporter": "^5.4 || ^6.2",
+        "symfony/var-exporter": "^6.2",
         "vimeo/psalm": "5.15.0"
     },
     "suggest": {