Update category-porn (#1863)

data/category-porn

@@ -181,14 +181,12 @@ porn
 18-teen-xxx.com
 188channel.com
 18acg.us
-18av.mm-cg.com
 18av.pro
 18avx.com
 18commic.com
 18doujin.com
 18doujinshi.xyz
 18exgfs.com
-18h.mm-cg.com
 18h.tv
 18hmanga.click
 18hmanga.com
@@ -3283,6 +3281,7 @@ mixasiansex.com
 mixmaturesex.com
 mixvintagesex.com
 mjv-art.org
+mm-cg.com
 mm9841.cc
 mm9c63ae.xyz
 mmaaxx.com