[bug#43133] Update Chez to 9.5.4, Add a static output for lz4

[Martin Becze]

The broken dependent packages are related to issue #42947 
https://issues.guix.gnu.org/42947https://issues.guix.gnu.org/42947

On 8/31/20 7:07 AM, Brendan Tildesley wrote:
> I haven't tested it but it seems to work. I wanted to build some of the 
> dependent packages against it but i noticed chez-irregex, chez-sockets, 
> chez-scmutils are all broken anyway. chez-fmt builds at least.