Fix wrong phpdoc

From what I can see in the InvocationMocker, the implementation makes a
call that uses an object of type AnyParameters, but returns the current
instance, not that object.

src/Framework/MockObject/Builder/ParametersMatch.php

@@ -9,8 +9,6 @@
  */
 namespace PHPUnit\Framework\MockObject\Builder;
 
-use PHPUnit\Framework\MockObject\Rule\AnyParameters;
-
 /**
  * @internal This class is not covered by the backward compatibility promise for PHPUnit
  */
@@ -44,7 +42,7 @@ public function with(...$arguments);
      * $b->withAnyParameters();
      * </code>
      *
-     * @return AnyParameters
+     * @return ParametersMatch
      */
     public function withAnyParameters();
 }