message: docs: fix interchanged values
  PR Close
diff: @@ -172,7 +172,7 @@ The following example defines a token, `APP_CONFIG` of the type `InjectionToken`
  <code-example path="dependency-injection/src/app/app.config.ts" region="token" header="src/app/app.config.ts"></code-example>
  -The optional type parameter, `app.config`, and the token description, `<AppConfig>` specify the token's purpose.
  +The optional type parameter, `<AppConfig>`, and the token description, `app.config`, specify the token's purpose.
  Next, register the dependency provider in the component using the `InjectionToken` object of `APP_CONFIG`.
  