Removed extraneous mounts

Mounts are already happening due to config in associated
hardware-configuration files.

systems/x86_64-linux/carbon/zfs.nix

@@ -34,12 +34,6 @@
     grub.copyKernels = true;
     grub.efiSupport = true;
     grub.zfsSupport = true;
-    # for systemd-autofs
-    grub.extraPrepareConfig = ''
-      mkdir -p /boot/efis /boot/efi
-      for i in  /boot/efis/*; do mount $i ; done
-      mount /boot/efi
-    '';
     grub.extraInstallCommands = ''
       export ESP_MIRROR=$(mktemp -d -p /tmp)
       cp -r /boot/efis/nvme-SAMSUNG_MZVLW256HEHP-000L7_S35ENX1K539085-part1/EFI $ESP_MIRROR

systems/x86_64-linux/gospel/zfs.nix

@@ -15,24 +15,6 @@
   boot.loader.grub.copyKernels = true;
   boot.loader.grub.efiSupport = true;
   boot.loader.grub.zfsSupport = true;
-  boot.loader.grub.extraPrepareConfig = ''
-    mkdir -p /boot/efis
-    for i in  /boot/efis/* ; do
-      (mount | grep -q "$i")
-      isDirectoryMounted=$?
-      if (test $isDirectoryMounted -ne 0); then
-        mount "$i"
-      fi
-    done
-
-    mkdir -p /boot/efi
-    # mount /boot/efi
-    (mount | grep -q /boot/efi)
-    isDirectoryMounted=$?
-    if (test $isDirectoryMounted -ne 0); then
-      mount /boot/efi
-    fi
-  '';
   boot.loader.grub.extraInstallCommands = ''
     ESP_MIRROR=$(mktemp -d)
     cp -r /boot/efis/nvme-WDC_WDS100T2B0C-00PXH0_21111Y801086-part1/EFI $ESP_MIRROR