fix(runtime-core): incomplete type inferred by generic components

Author: pfumagalli

packages/runtime-core/src/componentProps.ts

@@ -122,6 +122,10 @@ type InferPropType<T> = [T] extends [null]
             ? U extends DateConstructor
               ? Date | InferPropType<U>
               : InferPropType<U>
+            : [T] extends [PropOptions<infer V, infer D>]
+              ? unknown extends D
+                ? V
+                : V | D
             : [T] extends [Prop<infer V, infer D>]
               ? unknown extends V
                 ? IfAny<V, V, D>