[webui][api] add comments about not using VCR for backend request in …

…controller specs

src/api/spec/controllers/source/key_info_controller_controller_spec.rb

@@ -14,6 +14,7 @@
 
     before do
       Rails.cache.clear
+      # NOTE: we're not using VCR here because the backend does not have the obs signer setup by default
       stub_request(:get, backend_url).and_return(body: keyinfo_response)
       login(user)
 

src/api/spec/controllers/webui/projects/public_key_controller_spec.rb

@@ -8,6 +8,7 @@
 
     before do
       Rails.cache.clear
+      # NOTE: we're not using VCR here because the backend does not have the obs signer setup by default
       stub_request(:get, backend_url).and_return(body: keyinfo_response)
 
       get :show, params: { project_name: project.name }

src/api/spec/controllers/webui/projects/ssl_certificate_controller_spec.rb

@@ -9,6 +9,7 @@
 
     before do
       Rails.cache.clear
+      # NOTE: we're not using VCR here because the backend does not have the obs signer setup by default
       stub_request(:get, backend_url).and_return(body: keyinfo_response)
 
       get :show, params: { project_name: project.name }