feat: change builtin defined variable

[redscholar]

What type of PR is this?

/kind deprecation

What this PR does / why we need it:

• hostvars: A map[string]interface{} that stores all host variables, where the key is the inventory_hostname and the value represents the actual variables.
• inventory_hostname: Stores the specific node name as defined in inventory.yaml.

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

Does this PR introduced a user-facing change?

change inventory_hosts to hostvars
change inventory_name to inventory_hostname

Additional documentation, usage docs, etc.:

[kubesphere-prow]

@redscholar: The label(s) kind/deprecation cannot be applied, because the repository doesn't have them.

In response to this:

What type of PR is this?

/kind deprecation

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

Does this PR introduced a user-facing change?

change inventory_hosts to hostvars

Additional documentation, usage docs, etc.:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[kubesphere-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: redscholar

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• OWNERS [redscholar]

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[kubesphere-prow]

This PR has multiple commits, and the default merge method is: squash.
You can request commits to be merged using the label: tide/merge-method-merge

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[liangzai006]

/lgtm

[kubesphere-prow]

LGTM label has been added.

Git tree hash: c31d7cbd7b488a8a2ecc24778b81593bcaf8316d