NSFS | NC | Object Tagging

[naveenpaul1]

Explain the changes

1. Tagging should be supported by nsfs
2. Can be stored as simple key-value xattrs with some prefix e.g user.noobaa.tag.KEY=VALUE

Issues: Fixed #xxx / Gap #xxx

1. NSFS Object tagging support needed #7454

Testing Instructions:

1. try to put, get and delete object tag with bellow comands
   aws s3api put-object-tagging --tagging '{"TagSet": [{ "Key": "designation", "Value": "confidential" }, { "Key": "department", "Value": "finance" }, { "Key": "team", "Value": "payroll" } ]}' --bucket {bucke-name} --key {object-key} --endpoint https://localhost:6443 --no-verify-ssl

aws s3api get-object-tagging --bucket {bucke-name} --key {object-key}--endpoint https://localhost:6443 --no-verify-ssl

aws s3api delete-object-tagging --bucket {bucke-name} --key {object-key} --endpoint https://localhost:6443 --no-verify-ssl

• Doc added/updated
• Tests added

[liranmauda]

LGTM