chore(deps): update dtolnay/rust-toolchain requirement to e97e2d8cc328f1b50210efc529dca0028893a2d9

Updates the requirements on [dtolnay/rust-toolchain](https://github.com/dtolnay/rust-toolchain) to permit the latest version.
- [Release notes](https://github.com/dtolnay/rust-toolchain/releases)
- [Commits](e97e2d8cc3)

---
updated-dependencies:
- dependency-name: dtolnay/rust-toolchain
  dependency-version: e97e2d8cc328f1b50210efc529dca0028893a2d9
  dependency-type: direct:production
...

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

.github/workflows/benchmark_gpu_common.yml

@@ -269,7 +269,7 @@ jobs:
           GCC_VERSION: ${{ matrix.gcc }}
 
       - name: Install rust
-        uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b # zizmor: ignore[stale-action-refs] this action doesn't create releases
+        uses: dtolnay/rust-toolchain@e97e2d8cc328f1b50210efc529dca0028893a2d9 # zizmor: ignore[stale-action-refs] this action doesn't create releases
         with:
           toolchain: nightly