Switch acgsou to http

searx/engines/acgsou.py

 paging = True
 
 # search-url
-base_url = 'https://www.acgsou.com/'
+base_url = 'http://www.acgsou.com/'
 search_url = base_url + 'search.php?{query}&page={offset}'
 # xpath queries
 xpath_results = '//table[contains(@class, "list_style table_fixed")]//tr[not(th)]'