Bump @types/ember-feature-flags from 4.0.9 to 6.0.0

Bumps [@types/ember-feature-flags](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/ember-feature-flags) from 4.0.9 to 6.0.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/ember-feature-flags)

---
updated-dependencies:
- dependency-name: "@types/ember-feature-flags"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -70,7 +70,7 @@
     "@types/ember-data__model": "^3.16.2",
     "@types/ember-data__serializer": "^3.16.1",
     "@types/ember-data__store": "^3.16.1",
-    "@types/ember-feature-flags": "^4.0.5",
+    "@types/ember-feature-flags": "^6.0.0",
     "@types/ember-qunit": "^3.4.13",
     "@types/ember-resolver": "^5.0.10",
     "@types/ember__application": "^3.16.2",

yarn.lock

@@ -2685,10 +2685,10 @@
   dependencies:
     "@types/ember-data" "*"
 
-"@types/ember-feature-flags@^4.0.5":
-  version "4.0.9"
-  resolved "https://registry.yarnpkg.com/@types/ember-feature-flags/-/ember-feature-flags-4.0.9.tgz#06decda6349e49b2cd1489067fdd9c0a23ef789b"
-  integrity sha512-tu+lmsSwUOSMYC4Ol5BbH6NvNYH3vAlVIUaWI8buy9FC/uEKDV8V4IVYeALqdN7nORH1PIPUfqKliuENgYU1og==
+"@types/ember-feature-flags@^6.0.0":
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/@types/ember-feature-flags/-/ember-feature-flags-6.0.0.tgz#95c4076ae60603b33592c69fc4d6dad8f2fac3aa"
+  integrity sha512-gjbXGwuMHy8NBJP/jbxMrkTq/F8AFmqygY8a3pt6E6YTwpMP4+kQO70UMtNhXEcZHRdzO1BYtRk/mnK3yHnhLg==
   dependencies:
     "@types/ember" "*"