feat(pkgs/zkm): Update to latest version (2025-01-05)

- Update Cargo.lock
- Replace nightly (host) toolchain with the prebuilt zkm one
- Remove cargo_guest (and rename cargo_host to cargo)
- Update LD_LIBRARY_PATH in cargo script

Author: Syndamia

packages/all-packages.nix

@@ -221,8 +221,8 @@
         zkwasm = callPackage ./zkwasm/default.nix args-zkVM;
         jolt-guest-rust = callPackage ./jolt-guest-rust/default.nix args-zkVM-rust;
         jolt = callPackage ./jolt/default.nix (args-zkVM // { inherit jolt-guest-rust; });
-        zkm = callPackage ./zkm/default.nix args-zkVM;
         zkm-rust = callPackage ./zkm-rust/default.nix args-zkVM-rust;
+        zkm = callPackage ./zkm/default.nix (args-zkVM // { inherit zkm-rust; });
         nexus = callPackage ./nexus/default.nix args-zkVM;
         sp1-rust = callPackage ./sp1-rust/default.nix args-zkVM-rust;
         sp1 = callPackage ./sp1/default.nix (args-zkVM // { inherit sp1-rust; });