chore(deps): update actions/checkout action to v4 #17

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Rainnny wants to merge 1 commits from renovate/actions-checkout-4.x into master

@ -17,7 +17,7 @@ jobs:
steps:
# Checkout the repo
- name: Checkout
uses: https://github.com/actions/checkout@v2
uses: https://github.com/actions/checkout@v4
# Set up JDK 8
- name: Set up JDK