Remove psalm suppression according vimeo/psalm#10382

DependencyInjection/DoctrineExtension.php

@@ -155,8 +155,13 @@ private function processConfigurationPrependingDefaults(ConfigurationInterface $
      *
      *      <doctrine:dbal id="myconn" dbname="sfweb" user="root" />
      *
-     * @param array<string, mixed> $config    An array of configuration settings
-     * @param ContainerBuilder     $container A ContainerBuilder instance
+     * @param array{
+     *     connections: array<string, array{logging: bool, profiling: bool, profiling_collect_backtrace: bool}>,
+     *     driver_schemes: array<string, string>,
+     *     default_connection: string,
+     *     types: array<string, string>,
+     * } $config    An array of configuration settings
+     * @param ContainerBuilder $container A ContainerBuilder instance
      */
     protected function dbalLoad(array $config, ContainerBuilder $container)
     {
@@ -181,7 +186,6 @@ protected function dbalLoad(array $config, ContainerBuilder $container)
         $connections = [];
 
         foreach (array_keys($config['connections']) as $name) {
-            /** @psalm-suppress InvalidArrayOffset https://github.com/vimeo/psalm/issues/10382 */
             $connections[$name] = sprintf('doctrine.dbal.%s_connection', $name);
         }