chore(deps): update dependency @ember/test-helpers to v5.4.1 (#3022)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

packages/test-app/package.json

@@ -23,7 +23,7 @@
     "@ember/legacy-built-in-components": "0.5.0",
     "@ember/optional-features": "2.2.0",
     "@ember/string": "3.1.1",
-    "@ember/test-helpers": "5.4.0",
+    "@ember/test-helpers": "5.4.1",
     "@embroider/macros": "1.19.4",
     "@embroider/test-setup": "4.0.0",
     "@glimmer/component": "2.0.0",

packages/test-esa/package.json

@@ -27,7 +27,7 @@
     "@ember/legacy-built-in-components": "0.5.0",
     "@ember/optional-features": "2.2.0",
     "@ember/string": "3.1.1",
-    "@ember/test-helpers": "5.4.0",
+    "@ember/test-helpers": "5.4.1",
     "@embroider/test-setup": "4.0.0",
     "@glimmer/component": "2.0.0",
     "@glimmer/tracking": "1.1.2",