Update ark-mnt4-298 requirement from ^0.4.0 to ^0.5.0

Updates the requirements on [ark-mnt4-298](https://github.com/arkworks-rs/algebra) to permit the latest version.
- [Release notes](https://github.com/arkworks-rs/algebra/releases)
- [Changelog](https://github.com/arkworks-rs/algebra/blob/v0.5.0/CHANGELOG.md)
- [Commits](arkworks-rs/algebra@v0.4.0...v0.5.0)

---
updated-dependencies:
- dependency-name: ark-mnt4-298
  dependency-type: direct:production
...

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

Cargo.toml

@@ -34,7 +34,7 @@ csv = { version = "1" }
 ark-bls12-381 = { version = "^0.4.0", default-features = false, features = ["curve"] }
 ark-bls12-377 = { version = "^0.4.0", default-features = false, features = ["curve"] }
 ark-cp6-782 = { version = "^0.4.0", default-features = false }
-ark-mnt4-298 = { version = "^0.4.0", default-features = false, features = ["r1cs", "curve"] }
+ark-mnt4-298 = { version = "^0.5.0", default-features = false, features = ["r1cs", "curve"] }
 ark-mnt6-298 = { version = "^0.4.0", default-features = false, features = ["r1cs"] }
 ark-mnt4-753 = { version = "^0.4.0", default-features = false, features = ["r1cs", "curve"] }
 ark-mnt6-753 = { version = "^0.4.0", default-features = false, features = ["r1cs"] }