chore(deps): update actions-rust-lang/setup-rust-toolchain action to v2

Author: renovate[bot]

.github/workflows/autofix.yml

@@ -45,7 +45,7 @@ jobs:
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
     - name: Setup Rust Toolchain
-      uses: actions-rust-lang/setup-rust-toolchain@v1
+      uses: actions-rust-lang/setup-rust-toolchain@v2
       with:
         toolchain: nightly
         components: clippy, rustfmt

.github/workflows/ci.yml

@@ -47,7 +47,7 @@ jobs:
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
     - name: Setup Rust Toolchain
-      uses: actions-rust-lang/setup-rust-toolchain@v1
+      uses: actions-rust-lang/setup-rust-toolchain@v2
       with:
         toolchain: stable
     - name: Install cargo-llvm-cov
@@ -67,7 +67,7 @@ jobs:
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
     - name: Setup Rust Toolchain
-      uses: actions-rust-lang/setup-rust-toolchain@v1
+      uses: actions-rust-lang/setup-rust-toolchain@v2
       with:
         toolchain: stable
     - name: Run performance benchmark