Update z-library (#2680)

recorrding https://www.reddit.com/r/zlibrary/wiki/index/access/#wiki_how_to_access_zlibrary_through_your_browser , z-lib's domain need updated.

data/z-library

@@ -5,6 +5,7 @@
 1lib.eu
 1lib.limited
 1lib.pl
+1lib.sk
 1lib.to
 1lib.tw
 2lib.org
@@ -35,7 +36,11 @@ singlelogin.app
 singlelogin.me
 singlelogin.re
 singlelogin.site
+z-lib.fm
+z-lib.gd
+z-lib.gl
 z-lib.org
+z-library.sk
 z-library.se
 zlib.life
 zlibcdn.com