cached not exported for typescript

[BryanCrotaz]

According to https://api.emberjs.com/ember/release/modules/@glimmer%2Ftracking @glimmer/tracking exports tracked and cached.

error TS2305: Module '"@glimmer/tracking"' has no exported member 'cached'.

9 import { cached, tracked } from '@glimmer/tracking';

yarn why @glimmer/tracking
yarn why v1.22.15
[1/4] 🤔  Why do we have the module "@glimmer/tracking"...?
[2/4] 🚚  Initialising dependency graph...
[3/4] 🔍  Finding dependency...
[4/4] 🚡  Calculating file sizes...
=> Found "@glimmer/tracking@1.1.2"
info Has been hoisted to "@glimmer/tracking"
info Reasons this module exists
   - Specified in "devDependencies"
   - Hoisted from "ember-concurrency#@glimmer#tracking"
   - Hoisted from "ember-cached-decorator-polyfill#@glimmer#tracking"
info Disk size without dependencies: "568KB"
info Disk size with unique dependencies: "1.33MB"
info Disk size with transitive dependencies: "1.49MB"
info Number of shared dependencies: 3