matrix-synapse: Fix startup error caused by bind_address setting

- Drop the `bind_address` key during upgrade
- Use the new `bind_addresses` key instead

Fixes #1420

Signed-off-by: Joseph Nuthalapati <njoseph@thoughtworks.com>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>

actions/matrixsynapse

@@ -56,7 +56,8 @@ def subcommand_post_install(_):
 
     for listener in config['listeners']:
         if listener['port'] == 8448:
-            listener['bind_address'] = '0.0.0.0'
+            listener['bind_addresses'] = ['::1', '0.0.0.0']
+            listener.pop('bind_address', None)
 
     # Setup ldap parameters
     config['password_providers'] = [{}]

plinth/modules/matrixsynapse/__init__.py

@@ -31,7 +31,7 @@ from plinth.menu import main_menu
 
 from .manifest import backup, clients
 
-version = 2
+version = 3
 
 managed_services = ['matrix-synapse']