Bump siphasher from 0.3.6 to 0.3.7

Bumps [siphasher](https://github.com/jedisct1/rust-siphash) from 0.3.6 to 0.3.7.
- [Release notes](https://github.com/jedisct1/rust-siphash/releases)
- [Commits](https://github.com/jedisct1/rust-siphash/compare/0.3.6...0.3.7)

---
updated-dependencies:
- dependency-name: siphasher
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.lock

@@ -2346,9 +2346,9 @@ dependencies = [
 
 [[package]]
 name = "siphasher"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "729a25c17d72b06c68cb47955d44fda88ad2d3e7d77e025663fdd69b93dd71a1"
+checksum = "533494a8f9b724d33625ab53c6c4800f7cc445895924a8ef649222dcb76e938b"
 
 [[package]]
 name = "slab"