Updated error messages
We've updated 404 not found error messages for the following endpoints:
error message changed from Couldn't find Journal with 'id'="123" [WHERE "journals"."company_id" = $1] to Couldn't find Journal with 'id'=123
error message changed from Couldn't find PlanItem with 'id'="123" [WHERE "plan_items"."company_id" = $1] to Couldn't find LedgerAccount with 'id'=123
error message changed from LedgerEntry not found to Couldn't find LedgerEntry with 'id'=123
List ledger entry lines of a Ledger Entry
error message changed from LedgerEntry not found to Couldn't find LedgerEntry with 'id'=123
error message changed from Couldn't find LedgerEvent with 'id'="123" [WHERE "ledger_events"."company_id" = $1] to Couldn't find LedgerEntryLine with 'id'=123
List ledger entry lines lettered to a given ledger entry line
error message changed from Couldn't find LedgerEvent with 'id'="123" [WHERE "ledger_events"."company_id" = $1] to Couldn't find LedgerEntryLine with 'id'=123
