Drop curl and unzip usage

We can use busybox wget instead of curl to avoid installing extra
packages which is not possible with ostree images.

Signed-off-by: Andrej Shadura <andrew.shadura@collabora.co.uk>

lava/group-package-centric-tpl.yaml

@@ -17,25 +17,16 @@ job_name: Run {% raw %}{{job.PACKAGE}}{% endraw %}-in-{{image_name}}
             name: "Install {% raw %}{{job.PACKAGE}}{% endraw %} from GitLab"
           run:
             steps:
-            - # enable development repo
-            - grep "deb .* {{release_version}} target" /etc/apt/sources.list | head -1 | sed  "s/target/development/g" >> /etc/apt/sources.list
-            {%- if arch == 'arm64' %}
-            - # correct time-zone on target else apt is not working
-            - timedatectl set-timezone Europe/Berlin
-            - systemctl daemon-reload
-            - #systemctl restart systemd-timesyncd
-            {%- endif %}
-            - apt update -q && apt install curl unzip -q -y
             - |
-              curl -H "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
-                   -O {% raw %}{{job.BUILD_RESULTS_URL}}{% endraw %}/artifacts-list.txt
+              busybox wget --header "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
+                   {% raw %}{{job.BUILD_RESULTS_URL}}{% endraw %}/artifacts-list.txt
             - BIN_PKG_LIST="{{BIN_PKG_LIST}}"
             - |
               for DEB in ${BIN_PKG_LIST}
               do
                 DEB_PATH=$(grep "${DEB}_.*_{{arch}}\.deb$" artifacts-list.txt)
-                curl -H "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
-                     -O {% raw %}{{job.BUILD_RESULTS_URL}}{% endraw %}/${DEB_PATH}
+                busybox wget --header "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
+                     {% raw %}{{job.BUILD_RESULTS_URL}}{% endraw %}/${DEB_PATH}
               done
             - sudo apt install ./*.deb -q -y
         from: inline
@@ -48,8 +39,8 @@ job_name: Run {% raw %}{{job.PACKAGE}}{% endraw %}-in-{{image_name}}
           run:
             steps:
             - |
-              curl -H "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
-                   -O {% raw %}{{job.SOURCE_RESULTS_URL}}{% endraw %}
+              busybox wget --header "JOB-TOKEN: {% raw %}{{job.CI_JOB_TOKEN}}{% endraw %}" \
+                   {% raw %}{{job.SOURCE_RESULTS_URL}}{% endraw %}
             - |
               find . -name "{% raw %}{{job.PACKAGE}}{% endraw %}_*.debian.tar.*" -type f \
                    -exec tar -xvf {} \;