Update dependency ember-changeset to v4.2.0

Author: renovate[bot]

package.json

@@ -45,7 +45,7 @@
     "broccoli-asset-rev": "3.0.0",
     "ember-auto-import": "2.10.1",
     "ember-bootstrap": "5.1.1",
-    "ember-changeset": "4.0.0",
+    "ember-changeset": "4.2.0",
     "ember-changeset-validations": "4.0.0",
     "ember-cli": "4.12.3",
     "ember-cli-dependency-checker": "3.3.3",