[FIX] account_financial_report: Support Postgres v14+

Postgres 14+ expects the argument anycompatiblearray instead of anyarray
to array_cat. We detect the Postgres version and proceed with the
correct type.

Signed-off-by: Carmen Bianca BAKKER <[email protected]>

account_financial_report/report/trial_balance.py

@@ -482,11 +482,19 @@ def _update_account_group_child_values(self):
 
     def _add_account_group_account_values(self):
         """Compute values for report_trial_balance_account group in child."""
+        # Since Postgres 14, the argument to array_cat must be
+        # anycompatiblearray instead of anyarray. See
+        # <https://www.postgresql.org/docs/14/release-14.html#id-1.11.6.13.4>.
+        # We detect the version and use the correct type as needed.
+        array_type = (
+            "anycompatiblearray" if self.env.cr.connection.server_version >= 140000
+            else "anyarray"
+        )
         query_update_account_group = """
-DROP AGGREGATE IF EXISTS array_concat_agg(anyarray);
-CREATE AGGREGATE array_concat_agg(anyarray) (
+DROP AGGREGATE IF EXISTS array_concat_agg({array_type});
+CREATE AGGREGATE array_concat_agg({array_type}) (
   SFUNC = array_cat,
-  STYPE = anyarray
+  STYPE = {array_type}
 );
 WITH aggr AS(WITH computed AS (WITH RECURSIVE cte AS (
    SELECT account_group_id, account_group_id AS parent_id,
@@ -516,7 +524,7 @@ def _add_account_group_account_values(self):
 FROM aggr
 WHERE report_trial_balance_account.account_group_id = aggr.account_group_id
     AND report_trial_balance_account.report_id = %s
-"""
+""".format(array_type=array_type)
         query_update_account_params = (self.id, self.id, self.id,)
         self.env.cr.execute(query_update_account_group,
                             query_update_account_params)