Generic/CallTimePassByReference: support anonymous classes

This commit changes the sniff to flag call-time pass-by-reference
arguments when instantiating an anonymous class.

Author: rodrigoprimo

src/Standards/Generic/Sniffs/Functions/CallTimePassByReferenceSniff.php

@@ -27,6 +27,7 @@ public function register()
         return [
             T_STRING,
             T_VARIABLE,
+            T_ANON_CLASS,
         ];
 
     }//end register()

src/Standards/Generic/Tests/Functions/CallTimePassByReferenceUnitTest.1.inc

@@ -49,3 +49,6 @@ $instance = new $var($a);
 $instance = new MyClass($a);
 $instance = new $var(&$a);
 $instance = new MyClass(&$a);
+
+$anon = new class($a) {};
+$anon = new class(&$a) {};

src/Standards/Generic/Tests/Functions/CallTimePassByReferenceUnitTest.php

@@ -44,6 +44,7 @@ public function getErrorList($testFile='CallTimePassByReferenceUnitTest.1.inc')
                 41 => 1,
                 50 => 1,
                 51 => 1,
+                54 => 1,
             ];
 
         default: