`clean: false` not respected

[CasperWSchmidt]

Running the following action results in example.txt being removed:

name: Test flow
on:
  workflow_dispatch:

jobs:
  build:
    runs-on: 
      group: build
      labels: [self-hosted, Windows]
    steps:
      - name: test clean
        shell: pwsh
        run: New-Item -Path . -Name "example.txt" -ItemType "File"
        
      - name: Checkout
        uses: actions/checkout@v4
        with:
          clean: false

[CasperWSchmidt]

This might be related to/duplicate of #2054