selftests/bpf: Fix repeat option when kfunc_call verification fails

There is no way where topts.repeat can be set to 1 when tc_test fails.
Fix the typo where the break statement slipped by one line.

Fixes: fb66223a244f ("selftests/bpf: add test for accessing ctx from syscall program type")
Signed-off-by: Yipeng Zou <[e-mail]>
Signed-off-by: Daniel Borkmann <[e-mail]>
Reviewed-by: Li Zetao <[e-mail]>
Link: https://lore.kernel.org/bpf/[e-mail]

tools/testing/selftests/bpf/prog_tests/kfunc_call.c

···
 	case tc_test:
 		topts.data_in = &pkt_v4;
 		topts.data_size_in = sizeof(pkt_v4);
-		break;
 		topts.repeat = 1;
+		break;
 	}
 
 	skel = kfunc_call_fail__open_opts(&opts);