give antrea job good defaults

Author: mattfenwick

.github/workflows/kind_antrea.yml

@@ -1,6 +1,10 @@
 name: Kind Antrea Cyclonus
 on:
   workflow_dispatch:
+    inputs:
+      cyclonus_args:
+        required: false
+        default: "generate include --conflict --job-timeout-seconds 2 --server-protocol=tcp,udp"
 #  schedule:
     # See https://crontab.guru/#0_0_*_*_0:
     #   At 00:00 on Sunday.
@@ -14,4 +18,4 @@ jobs:
       - uses: actions/checkout@v2
       - name: Run Cyclonus
         working-directory: hack/kind
-        run: CNI=antrea RUN_FROM_SOURCE=true ./run-cyclonus.sh
+        run: CNI=antrea RUN_FROM_SOURCE=true FROM_SOURCE_ARGS="${{ github.event.inputs.cyclonus_args }}" ./run-cyclonus.sh