Fix Release permission spec

We recently changed the permission model to disallow guests to
read Releases. The spec should be updated as well according to
the expectation.

ee/spec/policies/project_policy_spec.rb

@@ -34,7 +34,7 @@ describe ProjectPolicy do
       %i[
         download_code download_wiki_code read_project read_board read_list
         read_project_for_iids read_issue_iid read_merge_request_iid read_wiki
-        read_issue read_label read_issue_link read_milestone read_release
+        read_issue read_label read_issue_link read_milestone
         read_project_snippet read_project_member read_note read_cycle_analytics
         read_pipeline read_build read_commit_status read_container_image
         read_environment read_deployment read_merge_request read_pages

spec/support/shared_context/policies/project_policy_shared_context.rb

@@ -15,7 +15,7 @@ RSpec.shared_context 'ProjectPolicy context' do
       read_project_for_iids read_issue_iid read_label
       read_milestone read_project_snippet read_project_member read_note
       create_project create_issue create_note upload_file create_merge_request_in
-      award_emoji read_release
+      award_emoji
     ]
   end
 
@@ -24,7 +24,7 @@ RSpec.shared_context 'ProjectPolicy context' do
       download_code fork_project create_project_snippet update_issue
       admin_issue admin_label admin_list read_commit_status read_build
       read_container_image read_pipeline read_environment read_deployment
-      read_merge_request download_wiki_code read_sentry_issue
+      read_merge_request download_wiki_code read_sentry_issue read_release
     ]
   end