[Varnish] #1438: Bad syntax in 4.0 director docs

[Varnish]

#1438: Bad syntax in 4.0 director docs
-----------------------------+---------------------------
 Reporter:  MPilar           |       Type:  documentation
   Status:  new              |   Priority:  lowest
Milestone:  Varnish 4.0-TP2  |  Component:  documentation
  Version:  trunk            |   Severity:  trivial
 Keywords:                   |
-----------------------------+---------------------------
 Hello,

 In /doc/sphinx/users-guide/vcl-backends.rst line 142:
 {{{
                 req.backend = bar.backend;
 }}}
 shows as a syntax error when compiling the VCL, I believe it should be:
 {{{
                 req.backend = bar.backend();
 }}}
 Thanks!

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Ticket URL: <https://www.varnish-cache.org/trac/ticket/1438>
Varnish <https://varnish-cache.org/>
The Varnish HTTP Accelerator