Cleanup files from previous runs of performance test rig (#1311)

Author: rzats

.github/workflows/performance-tests.yml

@@ -33,6 +33,8 @@ jobs:
           ips: '${{ secrets.WG_PERF_IPS }}'
           allowed_ips: '${{ secrets.WG_PERF_ALLOWED_IPS }}'
           private_key: '${{ secrets.WG_PERF_PRIVATE_KEY }}'
+      - name: Clean files from previous runs
+        uses: AutoModality/action-clean@v1
       - name: Check out repository
         uses: actions/checkout@v3
       # Previous step checks out default branch, so we check out the pull request's branch