fix: replace dtolnay/rust-action with dtolnay/rust-toolchain in ci-cd.yml

Author: Copilot

.github/workflows/ci-cd.yml

@@ -19,7 +19,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-action@stable
+      uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: ${{ env.RUST_VERSION }}
 
@@ -129,7 +129,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-action@stable
+      uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: ${{ env.RUST_VERSION }}