Merge pull request #3 from Flagsmith/fix/checkout-action-versions

fix: update `actions/checkout` versions

Author: matthewelwell

.github/workflows/publish.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v4
 
       - uses: actions/setup-python@v4
         with:

.github/workflows/pytest.yml

@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Cloning repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0