Add SQLite Patch integration tests

- Use multiple-class use statements

tests/unit/ConfigurationTest.php

@@ -2,8 +2,7 @@
 
 namespace Test\Unit;
 
-use BitBadger\PDODocument\Configuration;
-use BitBadger\PDODocument\DocumentException;
+use BitBadger\PDODocument\{Configuration, DocumentException};
 use PHPUnit\Framework\Attributes\TestDox;
 use PHPUnit\Framework\TestCase;
 
@@ -34,6 +33,7 @@ class ConfigurationTest extends TestCase
     public function testDbConnFailsWhenNoDSNSpecified(): void
     {
         $this->expectException(DocumentException::class);
+        Configuration::$pdoDSN = '';
         Configuration::dbConn();
     }
 }