[ADD] migration script to install report_py3o_fusion_server on upgrades

report_py3o/migrations/10.0.2.0.0/pre-migration.py

@@ -0,0 +1,12 @@
+# -*- coding: utf-8 -*-
+# © 2018 Therp BV <http://therp.nl>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+
+def migrate(cr, version=None):
+    # when migrating from a pre-split version of the module, pull the fusion
+    # server module too to have no loss of features
+    cr.execute(
+        "update ir_module_module set state='to install' "
+        "where name='report_py3o_fusion_server' and state='uninstalled'"
+    )