Add corral to arm64 alpine latest image (#4728)

Author: SeanTAllen

.dockerfiles/latest/arm64-unknown-linux-musl/Dockerfile

@@ -16,6 +16,9 @@ RUN mkdir -p /root/.local/share/ponyup
 RUN curl --proto '=https' --tlsv1.2 -sSf -L -o "ponyc-arm64-unknown-linux-alpine3.21.tar.gz" "https://dl.cloudsmith.io/public/ponylang/nightlies/raw/versions/latest/ponyc-arm64-unknown-linux-alpine3.21.tar.gz" \
  && tar --strip-components=1 -xvf ponyc-arm64-unknown-linux-alpine3.21.tar.gz -C /root/.local/share/ponyup
 
+RUN curl --proto '=https' --tlsv1.2 -sSf -L -o "corral-arm64-unknown-linux-alpine3.21.tar.gz" "https://dl.cloudsmith.io/public/ponylang/nightlies/raw/versions/latest/corral-arm64-unknown-linux.tar.gz" \
+ && tar --strip-components=1 -xvf corral-arm64-unknown-linux-alpine3.21.tar.gz -C /root/.local/share/ponyup
+
 #RUN sh -c "$(curl --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/ponylang/ponyup/latest-release/ponyup-init.sh)" \
 # && ponyup update ponyc nightly \
 # && ponyup update corral nightly \