Update GitHub actions (#158)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -33,7 +33,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: false
       - name: Install tox & uv
@@ -50,7 +50,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: false
       - name: Install tox & uv

.github/workflows/release.yaml

@@ -28,7 +28,7 @@ jobs:
       VERSION: ${{ steps.export.outputs.VERSION }}
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: false
           fetch-depth: 0
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: true
       - name: "Download all the dists"