buildx failed with: ERROR: failed to solve: process "/bin/bash -c NINJA_SUFFIX=$(\\[ ${HOSTTYPE} = \"aarch64\" \\] && echo \"-aarch64\") && \twget https://github.com/ninja-build/ninja/releases/download/v${NINJA_VERSION}/ninja-linux${NINJA_SUFFIX}.zip && \tunzip ninja-linux${NINJA_SUFFIX}.zip && \tmv ninja /usr/local/bin && \trm ninja-linux${NINJA_SUFFIX}.zip" did not complete successfully: exit code: 1