Merge pull request #38 from actinia-org/renovate/actions-checkout-6.x

actions/checkout 	action 	major 	v4 -> v6

Author: neteler

.github/workflows/test.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
     - name: Replace run only unittest command
@@ -36,7 +36,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       # with:
       #   path: "."
     - name: Set up Docker Buildx
@@ -59,7 +59,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
     - name: Replace actinia version (including GRASS version)
@@ -83,7 +83,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       # with:
       #   path: "."
     - name: Set up Docker Buildx