[ci] add qemu-system-arm in docker image

Author: sekineh

src/ci/docker/dist-various-1/Dockerfile

@@ -22,7 +22,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   libssl-dev \
   pkg-config \
   gcc-arm-none-eabi \
-  libnewlib-arm-none-eabi
+  libnewlib-arm-none-eabi \
+  qemu-system-arm
 
 WORKDIR /build