Update didi, facebook-ads and reddit (#2160)

* Add more didi domains

* Update facebook-ads

Remove domains according to https://github.com/v2fly/domain-list-community/pull/2123

New domains were taken from easyprivacy+easylist

* Add reddithelp.com and sort

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Co-authored-by: rootmelo92118 <32770959+rootmelo92118@users.noreply.github.com>

data/didi

@@ -1,7 +1,11 @@
 didi-food.com
+didi.cn
+didialift.com
 didiaustralia.blog
 didichuxing.com
 didiglobal.com
 didimobility.co.jp
 didistatic.com
+diditaxi.com.cn
+udache.com
 xiaojukeji.com