Add 'source_db' migration database to lando config

web/sites/default/settings.local.php

@@ -106,6 +106,18 @@
     $settings['cache']['bins']['render'] = 'cache.backend.null';
     $settings['cache']['bins']['dynamic_page_cache'] = 'cache.backend.null';
     $settings['extension_discovery_scan_tests'] = FALSE;
+
+    # Migration database
+    $databases['source_db']['default'] = array (
+      'database' => 'pantheon',
+      'username' => 'pantheon',
+      'password' => 'pantheon',
+      'host' => 'database.migratetod8.internal',
+      'port' => '3306',
+      'driver' => 'mysql',
+      'prefix' => '',
+      'collation' => 'utf8mb4_general_ci',
+    );    
 }
 else if ( $_SERVER['HTTP_HOST'] == 'ascbsc.osu.edu' ||
             $_SERVER['HTTP_HOST'] == 'intranet.asc.ohio-state.edu' ||