Fix pipeline dependencies when building only A6 or A7

[albertvaka]

What does this PR do?

Fixes the following errors on pipelines triggered with --major-versions 7:

• 'docker_build_agent6_windows1809_core' job needs 'build_windows_container_entrypoint' job, but it was not added to the pipeline
• 'docker_build_agent6_windows1909_core' job needs 'build_windows_container_entrypoint' job, but it was not added to the pipeline
• 'docker_build_agent6_windows2004_core' job needs 'build_windows_container_entrypoint' job, but it was not added to the pipeline
• 'docker_build_agent6_windows20h2_core' job needs 'build_windows_container_entrypoint' job, but it was not added to the pipeline
• 'docker_build_agent6_windows2022_core' job needs 'build_windows_container_entrypoint' job, but it was not added to the pipeline

Fixes the following errors on pipelines triggered with --major-versions 6:

• 'deploy_deb_testing-a7_arm64' job needs 'tests_deb-arm64-py2' job, but it was not added to the pipeline