Update tokenizer data for private(namespace) tokens

Auto-generated tokenizer updates for the new T_PRIVATE_NAMESPACE
and T_PRIVATE_NAMESPACE_SET tokens added in previous commit.

Author: withinboredom

ext/tokenizer/tokenizer_data.c

@@ -352,6 +352,16 @@
  * @cvalue T_PUBLIC_SET
  */
 const T_PUBLIC_SET = UNKNOWN;
+/**
+ * @var int
+ * @cvalue T_PRIVATE_NAMESPACE
+ */
+const T_PRIVATE_NAMESPACE = UNKNOWN;
+/**
+ * @var int
+ * @cvalue T_PRIVATE_NAMESPACE_SET
+ */
+const T_PRIVATE_NAMESPACE_SET = UNKNOWN;
 /**
  * @var int
  * @cvalue T_READONLY