[IMP] project_issue_sheet: make module auto install

This module is a bridge when you have project_issue and manage timesheet. Not having it
automatically installed is a non sense.

addons/project_issue_sheet/__manifest__.py

@@ -21,4 +21,5 @@ Worklogs can be maintained to signify number of hours spent by users to handle a
         'security/ir.model.access.csv',
         'security/portal_security.xml',
     ],
+    'auto_install': True,
 }

addons/project_issue_sheet/models/project_issue.py

@@ -1,4 +1,4 @@
- #-*- coding: utf-8 -*-
+#-*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
 from odoo import api, fields, models