Subclass Snapshot under IbmCic::CloudManager

[agrare]

Depends:

• [x] https://github.com/ManageIQ/manageiq-providers-openstack/pull/827
• [x] https://github.com/ManageIQ/manageiq-schema/pull/666

[miq-bot]

Checked commit https://github.com/agrare/manageiq-providers-ibm_cic/commit/ac91ca5365c7b5910c9f2f7c26921b72c4b529c0 with ruby 2.6.10, rubocop 1.28.2, haml-lint 0.35.0, and yamllint 2 files checked, 0 offenses detected Everything looks fine. :cookie: