RDF::SKOS is replaced with RDF::Vocab::SKOS in the latest version of RDF

Gemfile

@@ -23,3 +23,4 @@ group :profiling do
 end
 
 gem 'sparql-client', github: 'ontoportal-lirmm/sparql-client', branch: 'master'
+gem 'faraday', '2.7.11' #unpin if we no more support ruby 2.7

Gemfile.lock

@@ -46,10 +46,11 @@ GEM
     docile (1.4.0)
     domain_name (0.6.20240107)
     eventmachine (1.2.7)
-    faraday (2.9.0)
-      faraday-net_http (>= 2.0, < 3.2)
-    faraday-net_http (3.1.0)
-      net-http
+    faraday (2.7.11)
+      base64
+      faraday-net_http (>= 2.0, < 3.1)
+      ruby2_keywords (>= 0.0.4)
+    faraday-net_http (3.0.2)
     ffi (1.16.3)
     htmlentities (4.3.4)
     http-accept (1.7.0)
@@ -69,8 +70,6 @@ GEM
     multi_json (1.15.0)
     mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)
-    net-http (0.4.1)
-      uri
     net-http-persistent (2.9.4)
     netrc (0.11.0)
     pry (0.14.2)
@@ -140,7 +139,6 @@ GEM
     thread_safe (0.3.6)
     tilt (2.3.0)
     tzinfo (0.3.62)
-    uri (0.13.0)
     uuid (2.3.9)
       macaddr (~> 1.0)
 
@@ -152,6 +150,7 @@ PLATFORMS
 DEPENDENCIES
   activesupport
   cube-ruby
+  faraday (= 2.7.11)
   goo!
   minitest (< 5.0)
   pry

test/test_model_complex.rb

@@ -46,15 +46,15 @@ def self.tree_property(*args)
     if collection.id.to_s["submission1"]
       return RDF::RDFS[:subClassOf]
     end
-    return RDF::SKOS[:broader]
+    return RDF::Vocab::SKOS[:broader]
   end
 
   def self.class_rdf_type(*args)
     collection = args.flatten.first
     if collection.id.to_s["submission1"]
       return RDF::OWL[:Class]
     end
-    return RDF::SKOS[:Concept]
+    return RDF::Vocab::SKOS[:Concept]
   end
 
   attribute :methodBased, namespace: :rdfs, property: :subClassOf, handler: :dataMethod