Consideration to include a control/requirement for a Deprecation Policy to support EoL/EoS

[camaleon2016]

To better mitigate the risks of EoL/EoS for the more critical dependencies, including a control/requirement, or at the very least, part of any proposed maturity model. the establishment of a Deprecation Policy. More critical dependencies could take years to properly deprecate prior to EoL/EoS. Having a policy in place helps to ensure ease of deprecation and then migration to the newer version.