Remove CoreHackers::Sourcery / XML::Entity::HTML

Because they live in the zef ecosystem now

META.list

@@ -517,7 +517,6 @@ https://raw.githubusercontent.com/prodotiscus/perl6-Dictionary-Create/master/MET
 https://raw.githubusercontent.com/raku-community-modules/Acme-Advent-Highlighter/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/ANTLR4-Grammar/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/Config-JSON/master/META6.json
-https://raw.githubusercontent.com/raku-community-modules/CoreHackers-Sourcery/d933be8c7128f5e7bf3d603848f6359519cc0fa2/META6.json
 https://raw.githubusercontent.com/raku-community-modules/DBIish/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/FastCGI/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/File-LibMagic/master/META6.json
@@ -543,7 +542,6 @@ https://raw.githubusercontent.com/raku-community-modules/URI/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/Web-App-Ballet/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/WWW/master/META6.json
 https://raw.githubusercontent.com/raku-community-modules/WWW-vlc-Remote/master/META6.json
-https://raw.githubusercontent.com/raku-community-modules/XML-Entity-HTML/e5ed7af4e5b1c1c288f415d259ce36b91e843ee2/META6.json
 https://raw.githubusercontent.com/raku-community-modules/YAML/master/META6.json
 https://raw.githubusercontent.com/Raku-Noise-Gang/p6-Music-Helpers/master/META6.json
 https://raw.githubusercontent.com/Raku-Noise-Gang/perl6-Audio-MIDI-Note/master/META6.json