Remove unnecessary zfs module

Signed-off-by: Benoit Donneaux <benoit@leastauthority.com>

morph/grid/hro-cloud/storage003-hardware.nix

@@ -12,7 +12,6 @@
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-intel" ];
   boot.extraModulePackages = [ ];
-  boot.supportedFilesystems = [ "zfs" ];
 
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/8f88c0f1-3aef-41ec-bfd7-55b4ba6c1341";