Package installation method failed: league/commonmark conflict

## Bug Description

Laravel 8.5.22 is using league/commonmark 2.0, where as the latest statamic is locked at ^1.5.

Just flagging in case nobody spotted it. I can install statamic using the cli instead.

## How to Reproduce

Install latest laravel and then install statamic using package method.

## Environment
**Statamic version:** 3.1.32
