build(deps): bump EmbarkStudios/cargo-deny-action from 2.0.18 to 2.0.20 (#35)

Bumps [EmbarkStudios/cargo-deny-action](https://github.com/embarkstudios/cargo-deny-action) from 2.0.18 to 2.0.20.
- [Release notes](https://github.com/embarkstudios/cargo-deny-action/releases)
- [Commits](EmbarkStudios/cargo-deny-action@6c8f9fa...bb137d7)

---
updated-dependencies:
- dependency-name: EmbarkStudios/cargo-deny-action
  dependency-version: 2.0.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/cargo.yml

@@ -15,6 +15,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: EmbarkStudios/cargo-deny-action@6c8f9facfa5047ec02d8485b6bf52b587b7777d1 # v2.0.18
+      - uses: EmbarkStudios/cargo-deny-action@bb137d7af7e4fb67e5f82a49c4fce4fad40782fe # v2.0.20
         with:
           command: check bans licenses sources