minor #24342 removed useless PHPDoc (OskarStark)

This PR was squashed before being merged into the 2.7 branch (closes #24342).

Discussion
----------

removed useless PHPDoc

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | no
| New feature?  | no <!-- don't forget updating src/**/CHANGELOG.md files -->
| BC breaks?    | no
| Deprecations? | no <!-- don't forget updating UPGRADE-*.md files -->
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        | n/a

Commits
-------

5ee9043d8b removed useless PHPDoc

Author: fabpot

Expression.php

@@ -21,8 +21,6 @@ class Expression
     protected $expression;
 
     /**
-     * Constructor.
-     *
      * @param string $expression An expression
      */
     public function __construct($expression)

ExpressionFunction.php

@@ -35,8 +35,6 @@ class ExpressionFunction
     private $evaluator;
 
     /**
-     * Constructor.
-     *
      * @param string   $name      The function name
      * @param callable $compiler  A callable able to compile the function
      * @param callable $evaluator A callable able to evaluate the function

Node/Node.php

@@ -24,8 +24,6 @@ class Node
     public $attributes = array();
 
     /**
-     * Constructor.
-     *
      * @param array $nodes      An array of nodes
      * @param array $attributes An array of attributes
      */

ParsedExpression.php

@@ -23,8 +23,6 @@ class ParsedExpression extends Expression
     private $nodes;
 
     /**
-     * Constructor.
-     *
      * @param string $expression An expression
      * @param Node   $nodes      A Node representing the expression
      */

SerializedParsedExpression.php

@@ -21,8 +21,6 @@ class SerializedParsedExpression extends ParsedExpression
     private $nodes;
 
     /**
-     * Constructor.
-     *
      * @param string $expression An expression
      * @param string $nodes      The serialized nodes for the expression
      */

Token.php

@@ -30,8 +30,6 @@ class Token
     const PUNCTUATION_TYPE = 'punctuation';
 
     /**
-     * Constructor.
-     *
      * @param string $type   The type of the token (self::*_TYPE)
      * @param string $value  The token value
      * @param int    $cursor The cursor position in the source

TokenStream.php

@@ -25,8 +25,6 @@ class TokenStream
     private $expression;
 
     /**
-     * Constructor.
-     *
      * @param array  $tokens     An array of tokens
      * @param string $expression
      */