payment-status-check semaphore build flake

I have observed a few instances of this test failing:

```
make -C _includes/tutorials/payment-status-check/ksql-test/code tutorialFailed in
01:21
make: Entering directory '/home/semaphore/kafka-tutorials/_includes/tutorials/payment-status-check/ksql-test/code'00:00
rm -r tutorial-steps/test/outputs || true00:00

...

# Check presence of entry01:21
grep "NOT OK" tutorial-steps/test/outputs/validate/output-0.log || { cat tutorial-steps/test/outputs/validate/output-0.log ; false; }01:21
+---------------------------------------------------------------------------+---------------------------------------------------------------------------+---------------------------------------------------------------------------+01:21
|PAYMENT_ID |STATUS_COUNTS |SERVICE_STATUS_LIST |01:21
+---------------------------------------------------------------------------+---------------------------------------------------------------------------+---------------------------------------------------------------------------+01:21
|1 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|15 |{OK=1} |[{ "system" : "AML", "status" : "OK"}] |01:21
|9 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|7 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|17 |{OK=1} |[{ "system" : "AML", "status" : "OK"}] |01:21
|3 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|11 |{OK=1} |[{ "system" : "AML", "status" : "OK"}] |01:21
|13 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|5 |{OK=2} |[{ "system" : "AML", "status" : "OK"}, { "system" : "FUNDS", "status" : "OK|01:21
| | |"}] |01:21
|19 |{OK=1} |[{ "system" : "AML", "status" : "OK"}] |01:21
Query terminated
```

Mitigate / fix this. Perhaps #1050 would address it.