Remove all the package specific gitlab CI config

packages/app-shell/.gitlab-ci.yml

packages/auth/.gitlab-ci.yml

packages/common/.gitlab-ci.yml

packages/common/.gitlab-ci/Dockerfile

packages/common/.gitlab-ci/README.md

packages/common/.gitlab-ci/build.sh

packages/common/.gitlab-ci/composer.json

packages/common/.gitlab-ci/composer.lock

packages/data-table-view/.gitlab-ci.yml

packages/file-handling/.gitlab-ci.yml

packages/knowledge-base-web-page-element-view/.gitlab-ci.yml

packages/language-select/.gitlab-ci.yml

packages/notification/.gitlab-ci.yml

packages/person-profile/.gitlab-ci.yml

packages/person-select/.gitlab-ci.yml