packaging: raspbian: remove qemu-user binaries

As the packaging for raspbian platform does use the virtualization with
qemu in user mode, remove the qemu binaries in the build container.

Change-Id: Id72ca6bad3d47d525c3a7d0213d5fc5eebbaa3d4

docker/Dockerfile_raspbian_10_armhf

 FROM debian:buster
 
-# FIXME: dirty qemu-static hack required because our Jenkins node runs Docker 17
-# Remove next line as soon as we get Docker 18 +
-COPY qemu-static/qemu-arm-static /usr/bin/qemu-arm-static
-
 ENV DEBIAN_FRONTEND noninteractive
 
 # Add armhf dpkg architecture and add cross-compiling toolchain and

scripts/make-packaging-target.py

@@ -238,7 +238,6 @@ def run_generate_all(parsed_args):
             "debian_packaging_override": "",
             "output_file": "$(DEBIAN_DSC_FILENAME)",
             "options": "--privileged --security-opt apparmor=docker-default",
-            "qemu_static": 'qemu-arm-static',
         },
         {
             "distribution": "raspbian_10_armhf_oci",
@@ -247,7 +246,6 @@ def run_generate_all(parsed_args):
             "output_file": "$(DEBIAN_DSC_FILENAME)",
             "options": "-e OVERRIDE_PACKAGING_DIR=$(DEBIAN_OCI_PKG_DIR) --privileged --security-opt apparmor=docker-default",
             "version": "$(DEBIAN_OCI_VERSION)",
-            "qemu_static": 'qemu-arm-static',
         },
         # Ubuntu
         {