qapi: Fix QAPISchemaEntity.__repr__()

I messed it up on merge.  It's a debugging aid, so no impact on build.

Fixes: e307a817 (qapi: provide a friendly string representation of QAPI classes)
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20231024104841.1569250-1-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>

scripts/qapi/schema.py

@@ -76,7 +76,8 @@ def __init__(self, name: str, info, doc, ifcond=None, features=None):
     def __repr__(self):
         if self.name is None:
             return "<%s at 0x%x>" % (type(self).__name__, id(self))
-        return "<%s:%s at 0x%x>" % type(self).__name__, self.name, id(self)
+        return "<%s:%s at 0x%x>" % (type(self).__name__, self.name,
+                                    id(self))
 
     def c_name(self):
         return c_name(self.name)