remove session after e2e failure (#754)

Signed-off-by: Zhiwei Yin <[email protected]>

Author: zhiweiyin318

.github/workflows/e2e-tests.yml

@@ -38,7 +38,3 @@ jobs:
         name: Logs after Tests Failed
         run: kubectl -n open-cluster-management logs -l name=managedcluster-import-controller --tail=-1
 
-      - if: ${{ failure() }}
-        name: Setup tmate session after Tests Failed
-        uses: mxschmitt/action-tmate@v3
-        timeout-minutes: 120 # 120 minutes timeout