tsm-client: fix build with libxcrypt

After libcrypt support got dropped from `glibc`,
`libxcrypt` needs to be added to packages that still require it.

References:
https://github.com/NixOS/nixpkgs/pull/181764
ff30c899d8

pkgs/tools/backup/tsm-client/default.nix

@@ -5,6 +5,7 @@
 , fetchurl
 , autoPatchelfHook
 , rpmextract
+, libxcrypt
 , openssl
 , zlib
 , lvm2  # LVM image backup and restore functions (optional)
@@ -119,6 +120,7 @@ let
       rpmextract
     ];
     buildInputs = [
+      libxcrypt
       openssl
       stdenv.cc.cc
       zlib