Invert sign when searching on deposit amount of party

Since 2cc065fbce6b, the getter is using credit - debit so the searcher should
also.

Closes #13563
(grafted from 65325b74728cde5abd1b0fadecb41f6b8a91781d)

--HG--
branch : 7.0

modules/account_deposit/party.py

@@ -96,7 +96,8 @@ class Party(metaclass=PoolMeta):
                 & line_clause,
                 group_by=line.party,
                 having=Operator(
-                    Sum(Coalesce(line.debit, 0) - Coalesce(line.credit, 0)),
+                    # Use credit - debit to positive deposit amount
+                    Sum(Coalesce(line.credit, 0) - Coalesce(line.debit, 0)),
                     Decimal(clause[2] or 0))))
         return [('id', 'in', query)]