Include documentation from goat/gap/geant-automation-platform

docs/workflow/promote_p_to_pe.md

docs/workflow/redeploy_base_config.md

docs/workflow/terminate_iptrunk.md

docs/workflow/terminate_router.md

docs/workflow/terminate_site.md

docs/workflow/update_ibgp_mesh.md

vale/.vale.ini

vale/styles/config/vocabularies/Sphinx/accept.txt

vale/styles/config/vocabularies/geant-jargon/accept.txt

vale/styles/custom/Contractions.yml