gituser/docker_multiarch: links for google-cloud-core

gituser/docker_multiarch google_cloud_core-2.4.3-py2.py3-none-any.whl
gituser/docker_multiarch google_cloud_core-2.4.1-py2.py3-none-any.whl
gituser/docker_multiarch google_cloud_core-2.2.1-py2.py3-none-any.whl
gituser/docker_multiarch google_cloud_core-1.7.2-py2.py3-none-any.whl
gituser/docker_multiarch google_cloud_core-1.3.0-py2.py3-none-any.whl