Remove CSV endpoints

These cause issues with timeouts on the database; I'm not sure why as we hash
the large CSV response so it shouldn't cause issues.

Remove CSV endpoints; if we want to include them we can add another ticket to
make them work.

config/parity_check_endpoints.yml

@@ -6,9 +6,6 @@ get:
   "/api/v3/npq-applications":
     paginate: true
 
-  "/api/v1/npq-applications.csv":
-  "/api/v2/npq-applications.csv":
-
   "/api/v1/npq-applications/:id":
     id: 'lead_provider.applications.order("RANDOM()").limit(1).pick(:ecf_id)'
   "/api/v2/npq-applications/:id":
@@ -23,18 +20,13 @@ get:
   "/api/v3/participant-declarations":
     paginate: true
 
-  "/api/v1/participant-declarations.csv":
-  "/api/v2/participant-declarations.csv":
-
   "/api/v1/participant-declarations/:id":
     id: 'Declaration.where(lead_provider:).order("RANDOM()").limit(1).pick(:ecf_id)'
   "/api/v2/participant-declarations/:id":
     id: 'Declaration.where(lead_provider:).order("RANDOM()").limit(1).pick(:ecf_id)'
   "/api/v3/participant-declarations/:id":
     id: 'Declaration.where(lead_provider:).order("RANDOM()").limit(1).pick(:ecf_id)'
 
-  "/api/v2/npq-enrolments.csv":
-
   "/api/v1/participants/npq/outcomes":
     paginate: true
   "/api/v2/participants/npq/outcomes":