Upgrade dependencies

[hug-dev]

Signed-off-by: Hugues de Valon hugues.devalon@arm.com

[hug-dev]

Result of cargo audit:

[hugdev01@machine rust-psa-crypto]$ cargo audit
    Fetching advisory database from `https://github.com/RustSec/advisory-db.git`
      Loaded 109 security advisories (from /home/hugdev01/.cargo/advisory-db)
    Updating crates.io index
    Scanning Cargo.lock for vulnerabilities (89 crate dependencies)
     Success No vulnerable packages found

warning: 1 warning found

Crate:  spin
Title:  spin is no longer actively maintained
Date:   2019-11-21
URL:    https://rustsec.org/advisories/RUSTSEC-2019-0031
Dependency tree:
spin 0.5.2
└── lazy_static 1.4.0
    ├── thread_local 1.0.1
    │   └── regex 1.3.9
    │       ├── pem 0.8.1
    │       │   └── rsa 0.3.0
    │       │       └── psa-crypto 0.5.0
    │       ├── env_logger 0.7.1
    │       │   └── bindgen 0.55.1
    │       │       └── psa-crypto-sys 0.5.0
    │       │           └── psa-crypto 0.5.0
    │       └── bindgen 0.55.1
    ├── rsa 0.3.0
    ├── num-bigint-dig 0.6.0
    │   └── rsa 0.3.0
    └── bindgen 0.55.1

warning: 1 warning found!

[ionut-arm]

LGTM, as long as things are compiling it should be ok!

[ionut-arm]

💯 Cheers for this!