Bug 21683: Remove accountlines.accountno

Bug 21683: Remove accountlines.accountno

Test plan:
1) Play with fines, should work OK
2) Try to print receipts on fines - prinfeercpt.pl, printinvoice.pl
3) git grep getnextacctno -> no occurences
4) git grep accountno should return only:
  installer/data/mysql/atomicupdate/bug_21683_remove_column_accountno.perl
  installer/data/mysql/update22to30.pl
  misc/release_notes/release_notes_3_10_0.txt
  misc/release_notes/release_notes_3_22_0.txt
5) prove
  t/db_dependent/Accounts.t
  t/db_dependent/ILSDI_Services.t
  t/db_dependent/Stats.t
  t/db_dependent/Koha/Account.t

Rescued-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>