Fix Provisioner List Data read

[shobha2626]

1. What this PR does / why we need it: Fix Provisioner List Data read

2. Which issue(s) this PR fixes

Data source acceptance test

{
"version": 4,
"terraform_version": "1.6.4",
"serial": 2,
"lineage": "0b6f3483-1df4-bc67-fa8e-0263fed0b3f9",
"outputs": {},
"resources": [
{
"mode": "data",
"type": "tanzu-mission-control_provisioner",
"name": "read_provisioner",
"provider": "provider["vmware/devtest/tanzu-mission-control"]",
"instances": [
{
"schema_version": 0,
"attributes": {
"id": "prvn:01HP45HJY9NJTTRB69BH1PZ49S",
"provisioners": [
{
"management_cluster": "eks",
"meta": [],
"name": "demo-test",
"org_id": ""
}
]
},
"sensitive_attributes": []
}
]
}
],
"check_results": null
}

// LIST of Provisioners

"provisioners": [
{
"management_cluster": "eks",
"meta": [],
"name": "tf-test",
"org_id": ""
},
{
"management_cluster": "eks",
"meta": [],
"name": "tf-prv-test-2322938641799613315",
"org_id": ""
},
{
"management_cluster": "eks",
"meta": [],
"name": "tf-prv-test-9059343843537634380",
"org_id": ""
},
{
"management_cluster": "eks",
"meta": [],
"name": "tf-prv-test-2312083577691511843",
"org_id": ""
},

4. Additional information

5. Special notes for your reviewer

[codecov-commenter]

Codecov Report

Attention: 36 lines in your changes are missing coverage. Please review.

Comparison is base (95cef99) 25.39% compared to head (2edb61c) 25.36%.

Files	Patch %	Lines
...l/resources/provisioner/data_source_provisioner.go	0.00%	36 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #379      +/-   ##
==========================================
- Coverage   25.39%   25.36%   -0.04%     
==========================================
  Files         195      195              
  Lines       16788    16810      +22     
==========================================
  Hits         4264     4264              
- Misses      12306    12328      +22     
  Partials      218      218              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[ramya-bangera]

1. Update the datasource example to reflect this change and documentation update accordingly, which I don't see in this change.
2. Run the datasource acceptance test and attach the screenshot

[vmwclabot]

@shobha2626, you must sign every commit in this pull request acknowledging our Developer Certificate of Origin before your changes are merged. This can be done by adding Signed-off-by: John Doe <john.doe@email.org> to the last line of each Git commit message. The e-mail address used to sign must match the e-mail address of the Git author. Click here to view the Developer Certificate of Origin agreement.

• Commit 3ee0da2 must be signed by mshobha@vmware.com

[github-actions]

I'm going to lock this pull request because it has been closed for 30 days. This helps our maintainers find and focus on the active issues.

If you have found a problem that seems related to this change, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.