nixos: Fix manpages from 8c652379df07f88d6b434fe1042e9a9ba9078440

nixos/modules/misc/locate.nix

···
         type = types.bool;
         default = false;
         description = ''
-          Whether to include <filename>/nix/store<filename> in the locate database.
+          Whether to include <filename>/nix/store</filename> in the locate database.
         '';
       };