Reproduce glimmerjs/glimmer.js#345, but for Ember 3.28.0-beta.1

frontend/package.json

@@ -87,7 +87,7 @@
     "ember-page-title": "^6.2.1",
     "ember-qunit": "^5.1.4",
     "ember-resolver": "^8.0.2",
-    "ember-source": "3.27.0",
+    "ember-source": "3.28.0-beta.1",
     "ember-template-lint": "^3.3.1",
     "eslint": "^7.25.0",
     "file-loader": "^6.2.0",

yarn.lock

@@ -6858,7 +6858,38 @@ ember-source-channel-url@^3.0.0:
   dependencies:
     node-fetch "^2.6.0"
 
-ember-source@3.27.0, ember-source@^3.26.1:
+ember-source@3.28.0-beta.1:
+  version "3.28.0-beta.1"
+  resolved "https://registry.npmjs.org/ember-source/-/ember-source-3.28.0-beta.1.tgz#b91084e0a8fdb2b54356302822fffe5232e8d7ae"
+  integrity sha512-Oc2YaVptf0E/xNtUhLFucqx/3/EypMqIFnmOvglEH1v7oItUL+rPZopMtpIZULFmKvDCnRURAZjYp5LMBHuo+w==
+  dependencies:
+    "@babel/helper-module-imports" "^7.8.3"
+    "@babel/plugin-transform-block-scoping" "^7.8.3"
+    "@babel/plugin-transform-object-assign" "^7.8.3"
+    "@ember/edition-utils" "^1.2.0"
+    "@glimmer/vm-babel-plugins" "0.78.2"
+    babel-plugin-debug-macros "^0.3.3"
+    babel-plugin-filter-imports "^4.0.0"
+    broccoli-concat "^4.2.4"
+    broccoli-debug "^0.6.4"
+    broccoli-funnel "^2.0.2"
+    broccoli-merge-trees "^4.2.0"
+    chalk "^4.0.0"
+    ember-cli-babel "^7.23.0"
+    ember-cli-get-component-path-option "^1.0.0"
+    ember-cli-is-package-missing "^1.0.0"
+    ember-cli-normalize-entity-name "^1.0.0"
+    ember-cli-path-utils "^1.0.0"
+    ember-cli-string-utils "^1.1.0"
+    ember-cli-version-checker "^5.1.1"
+    ember-router-generator "^2.0.0"
+    inflection "^1.12.0"
+    jquery "^3.5.1"
+    resolve "^1.17.0"
+    semver "^7.3.4"
+    silent-error "^1.1.1"
+
+ember-source@^3.26.1:
   version "3.27.0"
   resolved "https://registry.npmjs.org/ember-source/-/ember-source-3.27.0.tgz#7e746e0e22e49ad7dacb654ba79183e83d7b6bb2"
   integrity sha512-DGVJv5GJjdHhDcJl6oCgZuH7nmM32g+TD8IB5xcU1Z2VkYGViBl+Xn9Eo1CL19M7y9sNdQd375sO+3U/IySZPw==