Fix aglio warnings in relations

[ci skip]

doc/apiv3/endpoints/relations.apib

@@ -321,7 +321,7 @@ applicable for the other relations.
                 "message": "The specified relation type does not exist."
             }
 
-## Relations [/api/v3/relations?offset,pageSize,filters,sortBy]
+## Relations [/api/v3/relations{?offset,pageSize,filters,sortBy}]
 
 + Model
     + Body

doc/apiv3/endpoints/work-packages.apib

@@ -1386,7 +1386,7 @@ If the request succeeds, the specified user is not watching the work package any
                 "message": "The specified work package does not exist."
             }
 
-## Available relation candidates [/api/v3/work_packages/{id}/available_relation_candidates?filters,query,offset,pageSize]
+## Available relation candidates [/api/v3/work_packages/{id}/available_relation_candidates{?filters,query,offset,pageSize}]
 
 Lists work packages with which this work package can be in a relation.
 Only sound candidates are returned. For instance a work package cannot stand in relation to itself,