before: Bill=2953 StatusLog=8802 Payment=3319

1. CREATE a bill: 2 bed covers, half paid now by QRIS
  B2954  queued    Khadijah Hakim, 2 x Bed cover, any size (per item)
           charged Rp 70.000, paid Rp 35.000
2. UPDATE: the washer finishes it
bool(true)
   ...and a second time (it is no longer queued)
bool(false)
3. The customer pays the rest in cash
   payment id 3321
  B2954  finished  Khadijah Hakim, 2 x Bed cover, any size (per item)
           charged Rp 70.000, paid Rp 70.000
4. A bill whose payment method is not allowed (gopay)
   refused: SQLSTATE[23000]: Integrity constraint violation: 19 CHECK constraint failed: Payment_method_enum
   everything rolled back

after : Bill=2954 StatusLog=8804 Payment=3321
