slurm service: fix typo in option description

Changed files
+1 -1
nixos
modules
services
computing
slurm
+1 -1
nixos/modules/services/computing/slurm/slurm.nix
···
defaultText = "pkgs.slurm-llnl";
example = literalExample "pkgs.slurm-llnl-full";
description = ''
-
The packge to use for slurm binaries.
+
The package to use for slurm binaries.
'';
};