Bump num-bigint from 0.4.5 to 0.4.6 (#157)

Bumps [num-bigint](https://github.com/rust-num/num-bigint) from 0.4.5 to 0.4.6.
- [Changelog](https://github.com/rust-num/num-bigint/blob/master/RELEASES.md)
- [Commits](https://github.com/rust-num/num-bigint/compare/num-bigint-0.4.5...num-bigint-0.4.6)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -617,9 +617,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c165a9ab64cf766f73521c0dd2cfdff64f488b8f0b3e621face3462d3db536d7"
+checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
 dependencies = [
  "num-integer",
  "num-traits",

Cargo.toml

@@ -48,7 +48,7 @@ proptest = "1.5"
 rand = "0.8"
 rand_chacha = "0.3"
 serde_json = "1.0"
-num-bigint = "0.4.5"
+num-bigint = "0.4.6"
 num-traits = "0.2.19"
 frost-rerandomized = { version = "2.0.0-rc.0", features = ["test-impl"] }