chore: fix rust toolchain installation order

Author: galargh

.github/workflows/build.yml

@@ -21,14 +21,14 @@ jobs:
           path: ~/.cargo
           key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
 
+      - name: Install Rust Nightly Toolchain
+        uses: dtolnay/rust-toolchain@nightly
+
       - name: Install Rust Stable Toolchain
         uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt, clippy
 
-      - name: Install Rust Nightly Toolchain
-        uses: dtolnay/rust-toolchain@nightly
-
       - name: Check Code Format
         run: cargo fmt --all -- --check
         shell: bash