chore(tvix/tools/wave): update Cargo.lock and Cargo.nix

This apparently was out of date.

Change-Id: I9768d5e62f200169d7815ad85aa0f12eadc56a8e
Reviewed-on: https://cl.tvl.fyi/c/depot/+/12206
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: Ilan Joselevich <personal@ilanjoselevich.com>

tvix/tools/weave/Cargo.lock

@@ -804,6 +804,16 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4ec2a862134d2a7d32d7983ddcdd1c4923530833c9f2ea1a44fc5fa473989058"
 
+[[package]]
+name = "libmimalloc-sys"
+version = "0.1.39"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23aa6811d3bd4deb8a84dde645f943476d13b248d818edcf8ce0b2f37f036b44"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "lock_api"
 version = "0.4.11"
@@ -855,6 +865,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "mimalloc"
+version = "0.1.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68914350ae34959d83f732418d51e2427a794055d0b9529f48259ac07af65633"
+dependencies = [
+ "libmimalloc-sys",
+]
+
 [[package]]
 name = "minimal-lexical"
 version = "0.2.1"
@@ -914,6 +933,7 @@ dependencies = [
  "ed25519-dalek",
  "enum-primitive-derive",
  "glob",
+ "mimalloc",
  "nom",
  "num-traits",
  "pin-project-lite",