[PATCH] Make 'uri' optional for migrate QAPI

[Het Gala]

'uri' argument should be optional, as 'uri' and 'channels'
arguments are mutally exclusive in nature.

Fixes: 074dbce5fcce (migration: New migrate and
migrate-incoming argument 'channels')
Signed-off-by: Het Gala <het.gala@nutanix.com>
---
 qapi/migration.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qapi/migration.json b/qapi/migration.json
index eb2f883513..197d3faa43 100644
--- a/qapi/migration.json
+++ b/qapi/migration.json
@@ -1757,7 +1757,7 @@
 #
 ##
 { 'command': 'migrate',
-  'data': {'uri': 'str',
+  'data': {'*uri': 'str',
            '*channels': [ 'MigrationChannel' ],
            '*blk': { 'type': 'bool', 'features': [ 'deprecated' ] },
            '*inc': { 'type': 'bool', 'features': [ 'deprecated' ] },
-- 
2.22.3