varnish: Avoid using plural names.

Fixes "key ipv4_set slap-configuration:ipv4" referencing a non-existing
section (woops, copy/paste...).

software/varnish/instance.cfg.in

@@ -6,7 +6,7 @@ eggs-directory = {{ eggs_directory }}
 develop-eggs-directory = {{ develop_eggs_directory }}
 offline = true
 
-[slap-parameters]
+[slap-configuration]
 recipe = slapos.cookbook:slapconfiguration.serialised
 computer = ${slap-connection:computer-id}
 partition = ${slap-connection:partition-id}
@@ -21,7 +21,7 @@ extra-context =
 context =
     key eggs_directory buildout:eggs-directory
     key develop_eggs_directory buildout:develop-eggs-directory
-    key slapparameter_dict slap-parameters:configuration
+    key slapparameter_dict slap-configuration:configuration
     key ipv4_set slap-configuration:ipv4
     ${:extra-context}
 

software/varnish/software.cfg

@@ -71,7 +71,7 @@ context =
 # XXX: "template.cfg" is hardcoded in instanciation recipe
 filename = template.cfg
 template = ${:_profile_base_location_}/instance.cfg.in
-md5sum = 8b6296df7fc1e01820dd68ffe768694f
+md5sum = 8e906d749e19ee13fe5b7f4d9bfcf896
 extra-context =
     key buildout_bin_directory buildout:bin-directory
     key dash_location dash:location