Rector changes and immplementations of required methods

src/Bundle/ChillMainBundle/Doctrine/DQL/JsonBuildObject.php

@@ -34,7 +34,7 @@ class JsonBuildObject extends FunctionNode
         return 'JSONB_BUILD_OBJECT('.implode(', ', array_map(static fn (Node $expr) => $expr->dispatch($sqlWalker), $this->exprs)).')';
     }
 
-    public function parse(Parser $parser)
+    public function parse(Parser $parser): void
     {
         $lexer = $parser->getLexer();
         $parser->match(\Doctrine\ORM\Query\TokenType::T_IDENTIFIER);