Interface 'PrivateRouteParams' incorrectly extends interface 'RouteProps'

[frgreiner]

Describe the bug
The subproject at examples/react-router fails to compile:

TypeScript error in .../react-keycloak-examples/examples/react-router/src/routes/utils.tsx(7,11):
Interface 'PrivateRouteParams' incorrectly extends interface 'RouteProps<string, { [x: string]: string | undefined; }>'.

To Reproduce
Steps to reproduce the behavior:

1. Clone the project from master Branch
2. Run yarn install (yarn version 1.22.19)
3. Run yarn start
4. See error

Expected behavior
I expected the project to compile without me having to change anything (apart from the keycloak configuration)

Desktop (please complete the following information):

• OS: Linux - Ubuntu 20.04

Additional context

• node -v : v16.17.0