Fully block facebook.com but Unbreak quora login

The blocking is redundant based on our TP Disconnect library blocking.
But it's needed in order to trigger a search for an exception filter.

Above and beyond EasyList and EasyPrivacy, we do Disconnect blocking in our TP library.  This allows login to quora using the Facebook button to work

brave-unbreak.txt

@@ -88,3 +88,8 @@
 ||pdfjs.robwu.nl
 ! Allow 1P piwik since it's no different than server logs
 @@https://analytics.*/piwik.$~third-party
+! Fully block Facebook everywhere just like our Disconnect blocking but unbreak Quora FB login.
+||facebook.com$third-party
+||facebook.net$third-party
+@@||connect.facebook.com/*/sdk.js
+@@||connect.facebook.net/*/sdk.js