fixup: Ensure test-e2e-kube-ci job is configured with E2E_SERIAL=1

Author: maru-ava

Taskfile.yml

@@ -203,7 +203,7 @@ tasks:
     env:
       E2E_SERIAL: 1
     cmds:
-      - task: test-e2e-kube
+      - cmd: bash -x ./scripts/tests.e2e.kube.sh {{.CLI_ARGS}}
 
   # To use a different fuzz time, run `task test-fuzz FUZZTIME=[value in seconds]`.
   # A value of `-1` will run until it encounters a failing output.