`npx gsn relayer-register` breaks on `@opengsn/cli@3.0.0-beta.10`

[danielsimao]

Describe the bug
Running npx gsn relayer-register ends up breaking:

Error: Cannot find module '@opengsn/contracts/types/ethers-contracts'

Using:

"@opengsn/cli": "3.0.0-beta.10"

Steps To Reproduce
Steps to reproduce the behavior:

1. Install @opengsn/cli@3.0.0-beta.10
2. Run npx gsn relayer-register with your config
3. See that script breaks

Expected behavior
Should run without breaking

Console Logs and/or Screenshots

Disclaimer: this is a testnet env pic so no issues with sharing the private key