Update cargo-deny to 0.18

[swallez]

What

Update cargo-deny to version 0.18, as version 0.17 fails to parse the latest advisories:

parse error: TOML parse error at line 8, column 8
  |
8 | cvss = "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"
  |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
unsupported CVSS version: 4.0

[github-actions]

Latest documentation preview deployed successfully.

Result	Commit	Link
✅	1c769d5	https://landing-n2gm8hjm3-rerun.vercel.app/docs

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Web viewer built successfully.

Result	Commit	Link	Manifest
✅	1c769d5	https://rerun.io/viewer/pr/12298	+nightly +main

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