fix(MigrateLoadCommand): Parenthesize nested ternary.

Author: Paul Rogers

src/Commands/MigrateLoadCommand.php

@@ -49,7 +49,7 @@ public function handle()
         $is_dropping = ! ($this->option('no-drop')
             ? true
             // Prefixing with command name since `migrate` may implicitly call.
-            : env('MIGRATE_LOAD_NO_DROP') ? true : false);
+            : (env('MIGRATE_LOAD_NO_DROP') ? true : false));
 
         if ($is_dropping) {
             \Schema::dropAllViews();