Revert "Add Emoji list of Binary_Propertys"

This reverts commit 5dc3741.

Author: josephfrazier

tools/scripts/property-regex.js

@@ -13,7 +13,6 @@ const properties = [
     'Alphabetic',
     'Any',
     'Default_Ignorable_Code_Point',
-    'Emoji',
     'Lowercase',
     'Noncharacter_Code_Point',
     'Uppercase',