cubicweb-varnish #17062316 [varnishadm] make it possible to configure a single varnish_secret file [validation pending]

[varnishadm] make it possible to configure a single varnish_secret file

even if there are several varnish hosts; in this case, the same secret will be used for all varnish hosts.

prioritynormal
typebug
done in0.4.0
load left0.000
closed by#af89d3b5db68 [varnishadm] make it possible to configure a single varnish_secret file (closes #17062316)
patch[varnishadm] make it possible to configure a single varnish_secret file (closes #17062316) [applied]