Drop unused configuration.json .

Acked-by: Rafael Monnerat <rafael@nexedi.com>

software/erp5/configuration.json

-{
-  "name":"Parameter",
-  "title": "Default parameter schema for ERP5 Software Release.",
-  "type": "object",
-  "additionalProperties": false,
-  "properties": {
-    "flavour" : {
-        "type" : "string",
-        "title" : "Sofware Release Flavour",
-        "optional": true,
-        "default" : "default",
-        "enum" : ["default", "configurator"]
-      },
-
-    "bt5_list": {
-       "type":"array",
-       "title" : "Business Template List",
-       "items" : {"type": "string"},
-       "optional" : true
-      },
-
-    "bt5_repository_list": {
-       "type" : "array",
-       "title" : "Business Template Repository List",
-       "items" : {"type": "string"},
-       "optional" : true
-     }
-  }
-}

software/erp5/software.cfg

@@ -148,14 +148,6 @@ md5sum = 70fb0ccadf0d6723ddb0fe55a1549ca5
 output = ${buildout:directory}/template-varnish.cfg
 mode = 0644
 
-[validator]
-# Default json schema for instance parameters.
-recipe = slapos.recipe.template
-url = ${:_profile_base_location_}/configuration.json
-md5sum = cbe1d75339c6cb20e1aef818797face1
-output = ${buildout:directory}/schema.json
-mode = 0644
-
 [networkcache]
 # signature certificates of the following uploaders.
 #   Romain Courteaud