Bump num from 0.2.1 to 0.4.0

Bumps [num](https://github.com/rust-num/num) from 0.2.1 to 0.4.0.
- [Changelog](https://github.com/rust-num/num/blob/master/RELEASES.md)
- [Commits](rust-num/num@num-0.2.1...num-0.4.0)

---
updated-dependencies:
- dependency-name: num
  dependency-version: 0.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -46,7 +46,7 @@ anyhow = "1.0"   # MIT/Apache-2.0
 lazy_static = "1"   # MIT/Apache-2.0
 libc = { version = "0.2", optional = true }        # MIT/Apache-2.0
 mbedtls = { version = ">=0.12.0, <0.14.0", default-features = false, features = ["std", "x509"], optional = true }
-num = { version = "0.2", optional = true }
+num = { version = "0.4", optional = true }
 num-derive = "0.2"  # MIT/Apache-2.0
 num-traits = "0.2"  # MIT/Apache-2.0
 serde = { version = "1.0.104", features = ["derive"], optional = true } # MIT/Apache-2.0

intel-sgx/dcap-ql/Cargo.toml

@@ -34,7 +34,7 @@ b64-ct = "0.1.3"
 failure = "0.1.1"
 anyhow = { version = "1", optional = true }
 quick-error = "1.2.3"
-num = "0.2"
+num = "0.4"
 mbedtls = { version = "0.13.1", features = ["std", "time"], default-features = false, optional = true }
 
 [dev-dependencies]

intel-sgx/pcs/Cargo.toml

@@ -37,7 +37,7 @@ lazy_static = "1"                                # MIT/Apache-2.0
 clap = "2.34.0"                                   # MIT
 reqwest = { version = "0.12", features = ["blocking", "json"] } # MIT/Apache-2.0
 regex = "1"                                      # MIT/Apache-2.0
-num = "0.2"                                      # MIT/Apache-2.0
+num = "0.4"                                      # MIT/Apache-2.0
 byteorder = "1.1.0"                              # Unlicense/MIT
 openssl = "0.10"                                 # Apache-2.0
 anyhow = "1.0"                                   # MIT/Apache-2.0