remove wrong target definition from constraints

Author: Grzegorz Koziński

src/Kiczort/PolishValidatorBundle/Validator/Constraints/Nip.php

@@ -22,14 +22,6 @@ class Nip extends Constraint
 {
     public $message = 'This is not a valid NIP number.';
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getTargets()
-    {
-        return self::CLASS_CONSTRAINT;
-    }
-
     /**
      * {@inheritdoc}
      */

src/Kiczort/PolishValidatorBundle/Validator/Constraints/Pesel.php

@@ -23,14 +23,6 @@ class Pesel extends Constraint
     public $message = 'This is not a valid PESEL number.';
     public $strict;
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getTargets()
-    {
-        return self::CLASS_CONSTRAINT;
-    }
-
     /**
      * {@inheritdoc}
      */

src/Kiczort/PolishValidatorBundle/Validator/Constraints/Regon.php

@@ -22,14 +22,6 @@ class Regon extends Constraint
 {
     public $message = 'This is not a valid REGON number.';
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getTargets()
-    {
-        return self::CLASS_CONSTRAINT;
-    }
-
     /**
      * {@inheritdoc}
      */