chore(deps): update dtolnay/rust-toolchain digest to 67ef31d (#229)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
|
[dtolnay/rust-toolchain](https://redirect.github.com/dtolnay/rust-toolchain)
([changelog](https://redirect.github.com/dtolnay/rust-toolchain/compare/3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9..67ef31d5b988238dd797d409d6f9574278e20537))
| action | digest | `3c5f7ea` → `67ef31d` |

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.github/actions/setup-rust/action.yml

@@ -16,7 +16,7 @@ runs:
 
     - name: Rust Toolchain
       id: rust-toolchain
-      uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+      uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
       if: steps.rustup-cache.outputs.cache-hit != 'true'
       with:
         toolchain: "${{ steps.rust-version.outputs.version }}"

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
         id: msrv
         run: echo "version=$(cargo metadata --format-version 1 --no-deps | jq -r '.packages[0].rust_version')" >> $GITHUB_OUTPUT
       - name: Install MSRV Toolchain
-        uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # master
+        uses: dtolnay/rust-toolchain@67ef31d5b988238dd797d409d6f9574278e20537 # master
         with:
           toolchain: "${{ steps.msrv.outputs.version }}"
       - name: Rust Build