chore: upgrade ember-auto-import to v2

BREAKING: With this, apps using this addon are required to have
ember-auto-import v2.

package.json

@@ -32,9 +32,9 @@
     "@ember/render-modifiers": "^1.0.2",
     "@glimmer/component": "1.0.4",
     "@glimmer/tracking": "1.0.4",
-    "ember-auto-import": "1.11.3",
+    "ember-auto-import": "2.2.4",
     "ember-cli-babel": "^7.26.6",
-    "ember-cli-htmlbars": "^5.7.1",
+    "ember-cli-htmlbars": "^6.0.0",
     "ember-composable-helpers": "^4.5.0",
     "ember-concurrency": "^2.1.2",
     "ember-data": "^3.28.3",
@@ -51,26 +51,26 @@
     "@adfinis-sygroup/semantic-release-config": "3.1.0",
     "@ember/optional-features": "2.0.0",
     "@ember/test-helpers": "2.4.2",
-    "@embroider/test-setup": "0.43.5",
+    "@embroider/test-setup": "0.47.2",
     "babel-eslint": "10.1.0",
     "broccoli-asset-rev": "3.0.0",
-    "ember-cli": "3.27.0",
+    "ember-cli": "3.28.4",
     "ember-cli-dependency-checker": "3.2.0",
-    "ember-cli-inject-live-reload": "2.0.2",
+    "ember-cli-inject-live-reload": "2.1.0",
     "ember-cli-mirage": "2.2.0",
     "ember-cli-sass": "10.0.1",
     "ember-cli-sri": "2.1.1",
     "ember-cli-uglify": "3.0.0",
     "ember-disable-prototype-extensions": "1.1.3",
-    "ember-engines": "0.8.19",
+    "ember-engines": "0.8.20",
     "ember-export-application-global": "2.0.1",
     "ember-load-initializers": "2.1.2",
-    "ember-maybe-import-regenerator": "0.1.6",
+    "ember-maybe-import-regenerator": "1.0.0",
     "ember-qunit": "5.1.5",
-    "ember-resolver": "8.0.2",
-    "ember-source": "3.27.2",
+    "ember-resolver": "8.0.3",
+    "ember-source": "3.28.6",
     "ember-source-channel-url": "3.0.0",
-    "ember-template-lint": "3.4.2",
+    "ember-template-lint": "3.13.0",
     "ember-try": "1.4.0",
     "eslint": "7.27.0",
     "eslint-config-prettier": "8.3.0",
@@ -85,7 +85,8 @@
     "prettier": "2.4.1",
     "qunit": "2.16.0",
     "qunit-dom": "2.0.0",
-    "sass": "1.38.2"
+    "sass": "1.38.2",
+    "webpack": "5.0.0"
   },
   "engines": {
     "node": "12.* || >= 14"