fixed internal link url(nowdoc).

Author: mumumu

language/oop5/changelog.xml

@@ -255,7 +255,7 @@
       <entry>5.3.0</entry>
       <entry>
        Added: <link linkend="language.types.string.syntax.heredoc">heredoc</link>
-       and <link linkend="language.types.string.syntax.heredoc">nowdoc</link>
+       and <link linkend="language.types.string.syntax.nowdoc">nowdoc</link>
        support for class <emphasis>const</emphasis> and property definitions.
        Note: heredoc values must follow the same rules as double-quoted strings,
        (e.g. no variables within).