Update generated README.rst

README.rst

@@ -115,13 +115,13 @@ never changes during the lifetime of VCL, use ``match``.
 
 .. _re.regex():
 
-new xregex = re.regex(STRING, INT limit, INT limit_recursion)
--------------------------------------------------------------
+new xregex = re.regex(REGEX, INT limit, INT limit_recursion)
+------------------------------------------------------------
 
 ::
 
    new xregex = re.regex(
-      STRING,
+      REGEX,
       INT limit=1000,
       INT limit_recursion=1000
    )