Cleanup ad domains (#2066)

* Remove domains that should not be blocked from -ads

Blocking them will cause some problems.

* Remove unnecessary ad domains

They are subdomains of other ad domains

* Remove facebook domains that should not be blocked

https://github.com/privacy-protection-tools/anti-AD/issues/892

https://github.com/notracking/hosts-blocklists/issues/157

data/bytedance-ads

@@ -3,7 +3,6 @@ ctobsnssdk.com @ads
 dig.bdurl.net @ads
 extlog.snssdk.com @ads
 i.snssdk.com @ads
-is.snssdk.com @ads
 mcs.snssdk.com @ads
 pangolin-dsp-toutiao-b.com @ads
 pangolin-dsp-toutiao.com @ads