fixed url error in books and authors list page

reading/bookshelf/templates/bookshelf/authors_page.html

@@ -15,7 +15,7 @@
 	<ul>
 	{% for object in authors %}
 		<li>
-			<a href = "http://127.0.0.1:8000/authors/{{ object.get_absolute_url }}/details">{{ object.first_name }} {{ object.last_name }} </a>
+			<a href = "{{ object.get_absolute_url }}">{{ object.first_name }} {{ object.last_name }} </a>
 		</li>
 	{% endfor %}
 	</ul>

reading/bookshelf/templates/bookshelf/books_page.html

@@ -15,7 +15,7 @@
 	<ul>
 	{% for object in books %}
 		<li>
-			<a href = "http://127.0.0.1:8000/books/{{ object.get_absolute_url }}/details"> {{ object.title }} </a>
+			<a href = "{{ object.get_absolute_url }}"> {{ object.title }} </a>
 		</li>
 	{% endfor %}
 	</ul>