Added date information to the book example to display the year archive correctly

Signed-off-by: George Araújo <george.gcac@gmail.com>

Author: george-gca

_books/pt-br/the_godfather.md

@@ -8,6 +8,7 @@ isbn: 7539967447 # use ISBN to fetch cover (if no `olid` is provided, dashes are
 categories: classics crime historical-fiction mystery novels thriller
 tags: top-100
 buy_link: https://www.amazon.com/Godfather-Deluxe-Mario-Puzo/dp/0593542592
+date: 2024-08-23
 started: 2024-08-23
 finished: 2024-09-07
 released: 1969