Add graceful handling for mutex errors

Author: tomchkk

src/Commands/MigrateCommandExtension.php

@@ -27,6 +27,12 @@ public function handle(): int
                 return $this->call(MutexMigrateCommand::class, $this->getCommandOptions());
             } catch (DatabaseCacheTableNotFoundException $e) {
                 if ($this->option(MutexMigrateCommand::OPTION_MUTEX)) {
+                    if ($this->option('graceful')) {
+                        $this->components->warn($e->getMessage());
+
+                        return self::SUCCESS;
+                    }
+
                     return self::FAILURE;
                 } elseif ($this->option(MutexMigrateCommand::OPTION_MUTEX_GRACEFUL)) {
                     $this->components->warn('Falling back to a standard migration');