[csi-plugins] add support for PVC annotations

[kayrus]

What this PR does / why we need it:

This PR adds an ability to use PVC annotations to create persistent volumes with extra options.

For manila-csi-plugin a new groupID option is added allowing the share to be created in a specific group.

Which issue this PR fixes(if applicable):
fixes #2685

Special notes for reviewers:

This is a fraft, since it's depends on:

• [manila] add scheduler_hints to the shares CreateOpts gophercloud/gophercloud#3211
• [manila] add share_group_id to share's CreateOpts gophercloud/gophercloud#3205

Release note:

[csi-plugins] add support for PVC annotations
[manila-csi-plugin] add support for share group id

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