Use simple Rust setup action

.forgejo/workflows/build.yaml

@@ -11,10 +11,8 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Set up Rust
-        uses: https://github.com/actions-rust-lang/setup-rust-toolchain@v1
+        uses: https://github.com/dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
-          override: false
           components: rustfmt
       - name: Check Rust formatting
         run: cargo fmt --all -- --check
@@ -59,10 +57,7 @@ jobs:
       - name: Set up Python environment
         run: pip install -r requirements.txt
       - name: Set up Rust
-        uses: https://github.com/actions-rust-lang/setup-rust-toolchain@v1
-        with:
-          toolchain: stable
-          override: false
+        uses: https://github.com/dtolnay/rust-toolchain@stable
       - name: Build Rust code
         run: maturin develop