CI: Update cargo.deny

[QuantumDancer]

We currently get some warnings in the Auditor/cargo-deny CI check. These don't fail the check, but we should update them anyway.

Example: https://github.com/ALU-Schumacher/AUDITOR/actions/runs/8185269337/job/22381283657

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:39:1
   │
39 │ vulnerability = "deny"
   │ ^^^^^^^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:41:1
   │
41 │ unmaintained = "warn"
   │ ^^^^^^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:47:1
   │
47 │ notice = "warn"
   │ ^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:74:1
   │
74 │ unlicensed = "deny"
   │ ^^^^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
    ┌─ ./deny.toml:102:1
    │
102 │ allow-osi-fsf-free = "neither"
    │ ^^^^^^^^^^^^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:95:1
   │
95 │ copyleft = "warn"
   │ ^^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
    ┌─ ./deny.toml:107:1
    │
107 │ default = "deny"
    │ ^^^^^^^

warning[deprecated]: this key will be removed in a future update, see https://github.com/EmbarkStudios/cargo-deny/pull/611 for details
   ┌─ ./deny.toml:91:1
   │
91 │ deny = [
   │ ^^^^

warning[deprecated]: this key has been moved to [graph]
   ┌─ ./deny.toml:20:1
   │
20 │ targets = [
   │ ^^^^^^^