feat(composer): Support install before update and configure plugin behaviour (#11990)

docs/usage/configuration-options.md

docs/usage/self-hosted-configuration.md

lib/config/global.ts

lib/config/options/index.ts

lib/config/types.ts

lib/manager/composer/__snapshots__/artifacts.spec.ts.snap

lib/manager/composer/artifacts.spec.ts

lib/manager/composer/artifacts.ts

lib/manager/composer/utils.spec.ts

lib/manager/composer/utils.ts

lib/manager/types.ts