Remove ember-source from peerDependency

Author: mkszepp

addon/package.json

@@ -66,9 +66,6 @@
     "@embroider/addon-shim": "^1.8.7",
     "@simple-dom/document": "^1.4.0"
   },
-  "peerDependencies": {
-    "ember-source": ">= 4.2.0"
-  },
   "devDependencies": {
     "@babel/core": "^7.23.6",
     "@babel/eslint-parser": "^7.23.3",