Remove unnecessary @types/ember dependency (#10971)

Author: Turbo87

package.json

@@ -76,7 +76,6 @@
     "@percy/playwright": "1.0.7",
     "@playwright/test": "1.51.1",
     "@sinonjs/fake-timers": "14.0.0",
-    "@types/ember": "4.0.11",
     "@types/node": "22.14.0",
     "@types/sinonjs__fake-timers": "8.1.5",
     "@zestia/ember-auto-focus": "5.1.0",