fix(runtime-core): prop assigned to undefined also need to put into a…

…ttrs

fix(runtime-core): prop assigned to undefined also need to put into attrs

chore: format

packages/runtime-core/src/componentProps.ts

@@ -368,7 +368,7 @@ function setFullProps(
             continue
           }
         }
-        if (value !== attrs[key]) {
+        if (!(key in attrs) || value !== attrs[key]) {
           attrs[key] = value
           hasAttrsChanged = true
         }