state-res: Fix third party invite validation

crates/ruma-state-res/CHANGELOG.md

@@ -1,5 +1,11 @@
 # [unreleased]
 
+Bug fixes:
+
+* Fix third party invite event authorization. The event was not allowed even
+  after passing all the required checks, so it could fail further down the
+  algorithm.
+
 # 0.8.0
 
 Bug fixes:

crates/ruma-state-res/src/event_auth.rs

@@ -364,6 +364,9 @@ pub fn auth_check<E: Event>(
             warn!("sender's cannot send invites in this room");
             return Ok(false);
         }
+
+        info!("m.room.third_party_invite event was allowed");
+        return Ok(true);
     }
 
     // If the event type's required power level is greater than the sender's power level, reject