[IMP] account: add return value

This allows the method to be called in RPC
The nil extension has not been enabled as explained at odoo/odoo#12289

closes odoo/odoo#55374

Cla: signature for parveenjangra290
X-original-commit: abac62f35c8cd293143e01c137c79519897eb21c
Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>

addons/account/models/account_move.py

@@ -2370,6 +2370,7 @@ class AccountMove(models.Model):
         # Force balance check since nothing prevents another module to create an incorrect entry.
         # This is performed at the very end to avoid flushing fields before the whole processing.
         self._check_balanced()
+        return True
 
     def _auto_compute_invoice_reference(self):
         ''' Hook to be overridden to set custom conditions for auto-computed invoice references.

doc/cla/individual/parveenjangra290.md

@@ -0,0 +1,11 @@
+India, 2020-05-27
+
+I hereby agree to the terms of the Odoo Individual Contributor License
+Agreement v1.0.
+
+I declare that I am authorized and able to make this agreement and sign this
+declaration.
+
+Signed,
+
+Parveen Kumar parveensidhar@gmail.com https://github.com/parveenjangra290