Update post-release.yml

Author: ije

.github/workflows/post-release.yml

@@ -41,6 +41,11 @@ jobs:
         with:
           key: ${{ matrix.target }}
 
+      - name: Install Linux dependencies
+        if: matrix.os == 'ubuntu-latest' && matrix.target == 'aarch64-unknown-linux-musl'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y gcc-aarch64-linux-gnu
 
       - name: Build
         run: cargo build --release --target ${{ matrix.target }}