* Move relative time handling to module_utils and rewrite it
* Fix cases with no seconds defined
* fix a small typo along the way
* add relative time handling to the ownca provider in openssl_certificate
* add initial integration test for relative time ownca
* quote the documentation to produce valid yaml
* move timespec conversion and validation to the init function
* fix small edge case in conversion function
* add relative timestamp handling to the selfsigned provider
* add get_relative_time_option
* add relative timestamp handling to valid_in
* pep8 fix indentation
* add quotes in error message
* add changelog fragment
* Update changelogs/fragments/50570-relative_time_crypto.yaml
Co-Authored-By: MarkusTeufelberger <mteufelberger@mgit.at>