workflows/tests: separate log artefact (#57375)

.github/workflows/tests.yml

@@ -133,6 +133,19 @@ jobs:
           cat bottles/steps_output.txt
           rm bottles/steps_output.txt
 
+      - name: Upload logs
+        if: failure()
+        uses: actions/upload-artifact@v2
+        with:
+          name: logs (${{ matrix.version }})
+          path: bottles/logs
+
+      - name: Delete logs and home
+        if: always()
+        run: |
+          rm -rf bottles/logs
+          rm -rf bottles/home
+
       - name: Count bottles
         id: bottles
         if: always()
@@ -144,7 +157,7 @@ jobs:
 
       - name: Upload bottles
         if: always() && steps.bottles.outputs.count > 0
-        uses: actions/upload-artifact@v1
+        uses: actions/upload-artifact@v2
         with:
           name: bottles
           path: bottles