Remove all of @types/ember*

Author: NullVoxPopuli

addon/package.json

@@ -42,10 +42,6 @@
     "@babel/preset-typescript": "^7.15.0",
     "@ember/optional-features": "^2.0.0",
     "@ember/string": "^3.0.1",
-    "@types/ember": "^3.16.5",
-    "@types/ember-test-helpers": "^1.0.10",
-    "@types/ember-testing-helpers": "^0.0.4",
-    "@types/ember__test-helpers": "^2.6.1",
     "@types/qunit": "^2.19.9",
     "@types/rsvp": "^4.0.4",
     "@typescript-eslint/eslint-plugin": "^4.29.2",
@@ -64,7 +60,7 @@
     "ember-load-initializers": "^2.1.2",
     "ember-maybe-import-regenerator-for-testing": "^1.0.0",
     "ember-resolver": "^8.0.2",
-    "ember-source": "~3.26.1",
+    "ember-source": "^5.0.0",
     "ember-source-channel-url": "^3.0.0",
     "ember-try": "^3.0.0",
     "eslint": "^7.32.0",
@@ -76,7 +72,7 @@
     "npm-run-all": "^4.1.5",
     "prettier": "^2.5.1",
     "qunit": "^2.20.0",
-    "typescript": "~4.4.2",
+    "typescript": "~5.4.0",
     "webpack": "^5.0.0"
   },
   "engines": {

addon/types/global.d.ts

@@ -0,0 +1,3 @@
+import 'ember-source/types';
+
+