chore(deps): bump the rust-minor group across 1 directory with 3 updates

Bumps the rust-minor group with 3 updates in the / directory: [mimalloc](https://github.com/purpleprotocol/mimalloc_rust), [dashmap](https://github.com/xacrimon/dashmap) and [tokio](https://github.com/tokio-rs/tokio).


Updates `mimalloc` from 0.1.50 to 0.1.52
- [Release notes](https://github.com/purpleprotocol/mimalloc_rust/releases)
- [Commits](purpleprotocol/mimalloc_rust@v0.1.50...v0.1.52)

Updates `dashmap` from 6.1.0 to 6.2.1
- [Release notes](https://github.com/xacrimon/dashmap/releases)
- [Commits](xacrimon/dashmap@v6.1.0...v6.2.1)

Updates `tokio` from 1.52.1 to 1.52.3
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.52.1...tokio-1.52.3)

---
updated-dependencies:
- dependency-name: mimalloc
  dependency-version: 0.1.52
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-minor
- dependency-name: dashmap
  dependency-version: 6.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: rust-minor
- dependency-name: tokio
  dependency-version: 1.52.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -18,12 +18,12 @@ num-bigint = "0.4.6"
 rayon = "1"
 rustc-hash = "2"
 tiny-keccak = { version = "2", features = ["keccak"] }
-dashmap = { version = "6.1.0", features = ["rayon"] }
+dashmap = { version = "6.2.1", features = ["rayon"] }
 memmap2 = "0.9"
 sha2 = "0.10"
 # Iroh dependencies
 bytes = { version = "1.10.1", optional = true }
-tokio = { version = "1.44.1", optional = true }
+tokio = { version = "1.52.3", optional = true }
 iroh = { version = "0.97", optional = true }
 iroh-base = { version = "0.97", optional = true }
 n0-error = { version = "0.1", optional = true }