chore: modify test action

[skip ci]

.github/actions/acc_test/action.yaml

@@ -229,6 +229,7 @@ runs:
         go test -v ${testfile} -timeout=${{ inputs.test_timeout_string }} | tee -a acc_test_run.log
         echo "::endgroup::"
         set -e
+        echo "::endgroup::"
         echo "::group::go test result"
         if [ $? -ne 0 ]; then
           echo "Test failed, see acc_test_run.log for details"
@@ -246,19 +247,9 @@ runs:
         TF_ACC_KEK_KEY_VERSION: ${{ inputs.tf_acc_kek_key_version }}
         TF_ACC_KEK_SERVICE_ACCOUNT: ${{ inputs.tf_acc_kek_service_account }}
 
-    - name: Artifact upload start
-      shell: bash
-      run: |
-        echo "::group::artifact upload"
-
     - name: Upload test log artifact
       if: always()
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: acc_test.log
         path: "stackit/acc_test_run.log"
-
-    - name: Artifact upload finish
-      shell: bash
-      run: |
-        echo "::endgroup::"