Update testcase link for web_terminal_spec

qa/qa/specs/features/ee/browser_ui/3_create/web_ide/web_terminal_spec.rb

@@ -51,7 +51,7 @@ module QA
         @runner.remove_via_api! if @runner
       end
 
-      it 'user starts the web terminal', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/1664' do
+      it 'user starts the web terminal', testcase: 'https://gitlab.com/gitlab-org/quality/testcases/-/issues/1860' do
         Page::Project::Show.perform(&:open_web_ide!)
 
         # Start the web terminal and check that there were no errors