fix lints for upcoming 1.88.0 toolchain

src/service/rooms/state_compressor.rs

@@ -257,7 +257,7 @@ impl Service {
             )?;
 
             return Ok(());
-        };
+        }
 
         // Else we have two options.
         // 1. We add the current diff on top of the parent layer.
@@ -374,7 +374,7 @@ impl Service {
                 2,
                 states_parents,
             )?;
-        };
+        }
 
         Ok((new_shortstatehash, statediffnew, statediffremoved))
     }