Merge pull request #144 from ImperialCollegeLondon/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 3 to 4

Author: github-actions[bot]

.github/workflows/ci.yml

@@ -6,7 +6,7 @@ jobs:
   qa:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: pre-commit/[email protected]
 
   test:
@@ -18,7 +18,7 @@ jobs:
         os: [ ubuntu-latest ]
         python-version: [ "3.10" ]
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}