Make hardening work with all db/schema managers

Previously, hardening only worked with databases, not with schemas. Also test that hardening works with all relevant db managers.

src/Database/TenantDatabaseManagers/SQLiteDatabaseManager.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Stancl\Tenancy\Database\TenantDatabaseManagers;
 
 use Closure;
+use Illuminate\Database\Connection;
 use Illuminate\Database\Eloquent\Model;
 use InvalidArgumentException;
 use PDO;
@@ -149,6 +150,11 @@ class SQLiteDatabaseManager implements TenantDatabaseManager
         return $baseConfig;
     }
 
+    public function getCurrentDatabaseName(Connection $connection): string
+    {
+        return $connection->getDatabaseName();
+    }
+
     public function getPath(string $name): string
     {
         $this->validateDatabaseName($name);