build(deps): bump actions/cache from 5.0.5 to 6.0.0

Bumps [actions/cache](https://github.com/actions/cache) from 5.0.5 to 6.0.0.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@27d5ce7...2c8a9bd)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/cifuzz.yml

@@ -34,7 +34,7 @@ jobs:
 
       - name: Cache cargo bin
         id: cache-cargo-bin
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: ~/.cargo/bin/cargo-fuzz
           key: ${{ runner.os }}-cargo-fuzz-bin
@@ -44,15 +44,15 @@ jobs:
         run: cargo install cargo-fuzz
 
       - name: Cache Fuzzing Corpus
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: fuzz/corpus/${{ matrix.target }}
           key: ${{ runner.os }}-fuzz-corpus-${{ matrix.target }}-${{ github.run_id }}
           restore-keys: |
             ${{ runner.os }}-fuzz-corpus-${{ matrix.target }}-
 
       - name: Cache build artifacts
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
+        uses: actions/cache@2c8a9bd7457de244a408f35966fab2fb45fda9c8 # v6.0.0
         with:
           path: |
             ~/.cargo/registry/index/