Fixes update() missing 2 required positional arguments: 'name' and 'value'. Fixes #1821 #1825

gns3server/compute/qemu/qemu_vm.py

@@ -445,7 +445,7 @@ class QemuVM(BaseNode):
         else:
             self._cdrom_image = ""
 
-    async def update(self, name, value):
+    async def update_property(self, name, value):
         """
         Update Qemu VM properties.
         """