What content needs to be created or modified?
There should be docs on secret store implementation based on HuaweiCloud CSMS.

Describe the solution you'd like
The document should be ready after PR (1703) is accepted.

Where should the new material be placed?
daprdocs/content/en/reference/components-reference/supported-secret-stores

The associated pull request from dapr/dapr, dapr/components-contrib, or other Dapr code repos
secret stores support HuaweiCloud CSMS
doc
Additional context