Update ember-try.js with ember-classic scenario

config/ember-try.js

@@ -46,16 +46,6 @@ module.exports = async function() {
           }
         }
       },
-      // The default `.travis.yml` runs this scenario via `yarn test`,
-      // not via `ember try`. It's still included here so that running
-      // `ember try:each` manually or from a customized CI config will run it
-      // along with all the other scenarios.
-      {
-        name: 'ember-default',
-        npm: {
-          devDependencies: {}
-        }
-      },
       {
         name: 'ember-default-with-jquery',
         env: {
@@ -70,14 +60,19 @@ module.exports = async function() {
         }
       },
       {
-        name: 'embroider-tests',
-        npm: {
-          devDependencies: {
-            '@embroider/core': '*',
-            '@embroider/webpack': '*',
-            '@embroider/compat': '*',
-          },
+        name: 'ember-classic',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({
+            'application-template-wrapper': true,
+            'default-async-observers': false,
+            'template-only-glimmer-components': false
+          })
         },
+        npm: {
+          ember: {
+            edition: 'classic'
+          }
+        }
       }
     ]
   };