[FIX] account: dashboard: fix count of number of items to reconcile

If a bank statement line has a linked account, it will be skipped by the
reconciliation widget and automatically reconciled when the bank
statement is closed. Thus, there is no need to count them in the
accounting dashboard.

addons/account/models/account_journal_dashboard.py

@@ -157,7 +157,7 @@ class account_journal(models.Model):
                             FROM account_bank_statement_line AS line
                             LEFT JOIN account_bank_statement AS st
                             ON line.statement_id = st.id
-                            WHERE st.journal_id IN %s AND st.state = 'open' AND line.amount != 0.0
+                            WHERE st.journal_id IN %s AND st.state = 'open' AND line.amount != 0.0 AND line.account_id IS NULL
                             AND not exists (select 1 from account_move_line aml where aml.statement_line_id = line.id)
                         """, (tuple(self.ids),))
             number_to_reconcile = self.env.cr.fetchone()[0]