[i1180] generate ConstructorProperties also for (package) private constructors

test/transform/resource/after-delombok/BuilderWithToBuilder.java

@@ -7,6 +7,7 @@ class BuilderWithToBuilder<T> {
 	public static <K> K rrr(BuilderWithToBuilder<K> x) {
 		return x.foo;
 	}
+	@java.beans.ConstructorProperties({"one", "two", "foo", "bars"})
 	@java.lang.SuppressWarnings("all")
 	@javax.annotation.Generated("lombok")
 	BuilderWithToBuilder(final String one, final String two, final T foo, final List<T> bars) {