title: blocked by CORS :The 'Access-Control-Allow-Origin' header contains multiple values '*, *', Laravel8
body: <p>Access to XMLHttpRequest at 'http://localhost:8000/api/objectives' from origin 'http://localhost:4200' has been blocked by CORS policy: The 'Access-Control-Allow-Origin' header contains multiple values '*, *', but only one is allowed.</p>