Install Rust toolchain in release workflow (#27)

Author: casey

.github/workflows/release.yaml

@@ -55,6 +55,9 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
+    - name: Install Rust Toolchain
+      run: rustup toolchain install stable --profile minimal
+
     - name: Install AArch64 Toolchain
       if: ${{ matrix.target == 'aarch64-unknown-linux-musl' }}
       run: |