Enable prod outlier detection interop tests for C++ and Python (#30624)

tools/internal_ci/linux/grpc_xds_k8s_lb.sh

@@ -163,7 +163,7 @@ main() {
   cd "${TEST_DRIVER_FULL_DIR}"
   local failed_tests=0
   run_alpha_test subsetting_test || (( failed_tests++ ))
-  test_suites=("api_listener_test" "change_backend_service_test" "failover_test" "remove_neg_test" "round_robin_test" "affinity_test")
+  test_suites=("api_listener_test" "change_backend_service_test" "failover_test" "remove_neg_test" "round_robin_test" "affinity_test" "outlier_detection_test")
   for test in "${test_suites[@]}"; do
     run_test $test || (( failed_tests++ ))
   done

tools/internal_ci/linux/grpc_xds_k8s_lb_python.sh

@@ -168,7 +168,7 @@ main() {
   # Run tests
   cd "${TEST_DRIVER_FULL_DIR}"
   local failed_tests=0
-  test_suites=("api_listener_test" "change_backend_service_test" "failover_test" "remove_neg_test" "round_robin_test")
+  test_suites=("api_listener_test" "change_backend_service_test" "failover_test" "remove_neg_test" "round_robin_test" "outlier_detection_test")
   for test in "${test_suites[@]}"; do
     run_test $test || (( failed_tests++ ))
   done