Merge pull request #130 from EspressoSystems/dependabot/cargo/criterion-0.5.1

Update criterion requirement from 0.4.0 to 0.5.1

arithmetic/Cargo.toml

@@ -16,7 +16,7 @@ rayon = { version = "1.5.2", default-features = false, optional = true }
 
 [dev-dependencies]
 ark-ec = { version = "^0.4.0", default-features = false }
-criterion = "0.4.0"
+criterion = "0.5.1"
 
 [features]
 # default = [ "parallel", "print-trace" ]