[FIX] base_comment_template: Make field truly company dependent

Previous field declaration was incorrect due to a typo, leading to non applying the
company dependent features.

Now everything is correct and the migration scripts care of moving data properly.

base_comment_template/__manifest__.py

@@ -4,7 +4,7 @@
 {
     "name": "Base Comments Templates",
     "summary": "Comments templates on documents",
-    "version": "12.0.2.0.0",
+    "version": "12.0.3.0.0",
     "category": "Sale",
     "website": "https://github.com/OCA/account-invoice-reporting",
     "author": "Camptocamp, Odoo Community Association (OCA)",

base_comment_template/migrations/12.0.3.0.0/post-migration.py

@@ -0,0 +1,13 @@
+# Copyright 2020 Tecnativa - Pedro M. Baeza
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from openupgradelib import openupgrade
+
+
+@openupgrade.migrate()
+def migrate(env, version):
+    table = 'res_partner'
+    old_column = 'property_comment_template_id'
+    new_column = openupgrade.get_legacy_name(old_column)
+    if openupgrade.column_exists(cr, table, new_column):
+        openupgrade.convert_to_company_dependent(
+            env, 'res.partner', old_column, new_column, 'res.partner')

base_comment_template/migrations/12.0.3.0.0/pre-migration.py

@@ -0,0 +1,13 @@
+# Copyright 2020 Tecnativa - Pedro M. Baeza
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+from openupgradelib import openupgrade
+
+
+@openupgrade.migrate()
+def migrate(env, version):
+    cr = env.cr
+    table = 'res_partner'
+    old_column = 'property_comment_template_id'
+    new_column = openupgrade.get_legacy_name(old_column)
+    if openupgrade.column_exists(cr, table, old_column):
+        openupgrade.rename_columns(cr, {table: [(old_column, new_column)]})

base_comment_template/models/res_partner.py

@@ -9,7 +9,7 @@ class ResPartner(models.Model):
     property_comment_template_id = fields.Many2one(
         comodel_name='base.comment.template',
         string='Conditions template',
-        company_dependant=True,
+        company_dependent=True,
     )
 
     @api.model