Merge branch '5.4' into 6.0

* 5.4:
  [Serializer] cs fix
  Cleanup more `@return` annotations
  [Form] Fix phpdoc on FormBuilderInterface

Author: nicolas-grekas

Compiler.php

@@ -35,8 +35,6 @@ public function getFunction(string $name)
 
     /**
      * Gets the current PHP code after compilation.
-     *
-     * @return string The PHP code
      */
     public function getSource(): string
     {

ExpressionLanguage.php

@@ -45,8 +45,6 @@ public function __construct(CacheItemPoolInterface $cache = null, array $provide
 
     /**
      * Compiles an expression source code.
-     *
-     * @return string The compiled PHP source code
      */
     public function compile(Expression|string $expression, array $names = []): string
     {
@@ -55,8 +53,6 @@ public function compile(Expression|string $expression, array $names = []): strin
 
     /**
      * Evaluate an expression.
-     *
-     * @return mixed The result of the evaluation of the expression
      */
     public function evaluate(Expression|string $expression, array $values = []): mixed
     {

Parser.php

@@ -86,8 +86,6 @@ public function __construct(array $functions)
      * variable 'container' can be used in the expression
      * but the compiled code will use 'this'.
      *
-     * @return Node\Node A node tree
-     *
      * @throws SyntaxError
      */
     public function parse(TokenStream $stream, array $names = []): Node\Node