Replace mock-fs with createMockDirectory in the cli packages.

Signed-off-by: Johan Persson <johanp@spotify.com>

packages/cli/package.json

@@ -158,7 +158,6 @@
     "@types/http-proxy": "^1.17.4",
     "@types/inquirer": "^8.1.3",
     "@types/minimatch": "^5.0.0",
-    "@types/mock-fs": "^4.13.0",
     "@types/node": "^18.17.8",
     "@types/npm-packlist": "^3.0.0",
     "@types/recursive-readdir": "^2.2.0",
@@ -169,7 +168,6 @@
     "@types/terser-webpack-plugin": "^5.0.4",
     "@types/yarnpkg__lockfile": "^1.1.4",
     "del": "^7.0.0",
-    "mock-fs": "^5.2.0",
     "msw": "^1.0.0",
     "nodemon": "^3.0.1",
     "ts-node": "^10.0.0",