[ADD] create `project_timesheet_funding_wish` add-on

Add timesheet line fields:
- ``funding_wish`` to inform about if the user expects a payment
for the registered time.
- ``treated`` to keep track if the timesheet line funding wish has
been taken into account.

Task: JOI-13
Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

project_timesheet_funding_wish/models/hr_timesheet.py

@@ -0,0 +1,16 @@
+from odoo import _, fields, models
+
+
+class AccountAnalyticLine(models.Model):
+    _inherit = "account.analytic.line"
+
+    funding_wish = fields.Selection(
+        [
+            ("free", "Free"),
+            ("accepted", "Payment accepted"),
+            ("expected", "Payment expected"),
+        ],
+        string=_("Funding wish"),
+        copy=False,
+    )
+    treated = fields.Boolean(string=_("Treated"), copy=False)