Add a component file as d/apertis/component

Now that d/apertis/component plays a crucial role, it is important to ensure all packages have this metadata.

This change adds a d/apertis/component file. If the user does not invoke the option, the default is picked, which is 'development'

Closes: https://phabricator.apertis.org/T6886

Signed-off-by: Ritesh Raj Sarraf ritesh.sarraf@collabora.com