Fix CI bug

Author: alexpdp7

.github/workflows/ci.yml

@@ -82,7 +82,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
         # yes, we install the aarch64 compiler everywhere. why make things harder than they need to be?
-      - run: podman run -it --rm -v $(pwd):/src -w /src -e ARCH=aarch64 docker.io/library/debian:oldstable sh -c 'apt update && apt install -y curl gcc-aarch64-linux-gnu build-essential && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- --target $ARCH-unknown-linux-gnu --profile minimal -y && ~/.cargo/bin/cargo build --release --target $ARCH-unknown-linux-gnu'
+      - run: podman run -it --rm -v $(pwd):/src -w /src -e ARCH=${{ matrix.arch }} docker.io/library/debian:oldstable sh -c 'apt update && apt install -y curl gcc-aarch64-linux-gnu build-essential && curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- --target $ARCH-unknown-linux-gnu --profile minimal -y && ~/.cargo/bin/cargo build --release --target $ARCH-unknown-linux-gnu'
       - name: Upload Release Asset
         id: upload-release-asset
         uses: actions/upload-artifact@v4