Add new sources

[CodeAlDente]

• https://raw.githubusercontent.com/sjhgvr/oisd/main/abp_nsfw.txt
• https://raw.githubusercontent.com/mullvad/dns-blocklists/main/lists/relay/adult/pornography-hosts
• https://raw.githubusercontent.com/blocklistproject/Lists/master/porn.txt
• https://raw.githubusercontent.com/v2fly/domain-list-community/master/data/category-porn

Some of them are already included the sources that are in place now. But that's not a problem. We remove duplicates anyway. It's just to catch them if they add their own lines.

[CodeAlDente]

Added, see c156f18d6f8b88d1f04d3d161209b19bea0d6601, b444be70405d644ba77fefe04dc0508355dc8ea7, 0f63a5ef1c1a5fc048003beccbfbcc72a5a766a3 and d2cd57c82d1f956cd750f5ca2091748fe06b4a07