automation: Remove installation of packages from test scripts

Now, when these packages are already installed in the respective
containers, we can remove them from the test scripts.

Signed-off-by: Michal Orzel <michal.orzel@amd.com>
Reviewed-by: Stefano Stabellini <sstabellini@kernel.org>
master commit: 72cfe1c3ad
master date: 2022-12-09 14:55:33 -0800

automation/scripts/qemu-alpine-arm64.sh

@@ -2,14 +2,6 @@
 
 set -ex
 
-apt-get -qy update
-apt-get -qy install --no-install-recommends u-boot-qemu \
-                                            u-boot-tools \
-                                            device-tree-compiler \
-                                            cpio \
-                                            curl \
-                                            busybox-static
-
 # DomU Busybox
 cd binaries
 mkdir -p initrd

automation/scripts/qemu-alpine-x86_64.sh

@@ -2,10 +2,6 @@
 
 set -ex
 
-apt-get -qy update
-apt-get -qy install --no-install-recommends cpio \
-                                            busybox-static
-
 # DomU Busybox
 cd binaries
 mkdir -p initrd

automation/scripts/qemu-smoke-arm64.sh

@@ -2,16 +2,6 @@
 
 set -ex
 
-# Install QEMU
-export DEBIAN_FRONTENT=noninteractive
-apt-get -qy update
-apt-get -qy install --no-install-recommends u-boot-qemu \
-                                            u-boot-tools \
-                                            device-tree-compiler \
-                                            busybox-static \
-                                            cpio \
-                                            curl
-
 # XXX QEMU looks for "efi-virtio.rom" even if it is unneeded
 curl -fsSLO https://github.com/qemu/qemu/raw/v5.2.0/pc-bios/efi-virtio.rom
 ./binaries/qemu-system-aarch64 \