Support @reqired annotation and #[Required] attribute for properties.

Prevent PropertyNotSetInConstructor when ContainerAwareTrait used.

fix test

Author: Punk-UnDeaD

tests/acceptance/acceptance/PropertyAccessorInterface.feature

@@ -41,7 +41,10 @@ Feature: PropertyAccessorInterface
       """
       class Company
       {
-          public string $name = 'Acme';
+          /**
+           * @var string
+           */
+          public $name = 'Acme';
       }
       $company = new Company();
 

tests/acceptance/acceptance/RequiredAttribute.feature

@@ -41,8 +41,10 @@ Feature: RequiredAttribute
       """
       <?php
 
-      class MyServiceB {
-          /** @var string */
+      class MyServiceC {
+          /**
+           * @var string
+           */
           public $a;
           public function __construct(){}
 
@@ -51,5 +53,5 @@ Feature: RequiredAttribute
     When I run Psalm
     Then I see these errors
       | Type                        | Message                                                                                                          |
-      | PropertyNotSetInConstructor | Property MyServiceB::$a is not defined in constructor of MyServiceB and in any methods called in the constructor |
+      | PropertyNotSetInConstructor | Property MyServiceC::$a is not defined in constructor of MyServiceC and in any methods called in the constructor |
     And I see no other errors