Bump obi1kenobi/cargo-semver-checks-action from 2.4 to 2.6

Bumps [obi1kenobi/cargo-semver-checks-action](https://github.com/obi1kenobi/cargo-semver-checks-action) from 2.4 to 2.6.
- [Release notes](https://github.com/obi1kenobi/cargo-semver-checks-action/releases)
- [Commits](obi1kenobi/cargo-semver-checks-action@v2.4...v2.6)

---
updated-dependencies:
- dependency-name: obi1kenobi/cargo-semver-checks-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/ci.yml

@@ -85,7 +85,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable
-      - uses: obi1kenobi/cargo-semver-checks-action@v2.4
+      - uses: obi1kenobi/cargo-semver-checks-action@v2.6
         with:
           rust-toolchain: manual
           feature-group: all-features