refactor: update DatePickerPw parameters in DatePickerIT

Author: JuaniVega

src/test/java/firitin/pw/DatePickerIT.java

@@ -61,7 +61,7 @@ public void doStuffWithDatePickerPw() {
 
         LocalDate localDate = LocalDate.of(2001,12,24);
 
-        DatePickerPw datePickerPw = new DatePickerPw(page.locator("#dp"));
+        DatePickerPw datePickerPw = new DatePickerPw(page, "dp");
 
         LocalDate value = datePickerPw.getValue();
         assertNull(value);