test opslevel_check_package_version resource

[davidbloss]

Resolves # Add missing Terraform integration tests for opslevel_check_package_version

Problem

Solution

Checklist

• [ ] I have run this code, and it appears to resolve the stated issue.
• [ ] This PR does not reduce total test coverage
• [ ] This PR has no user interface changes or has already received approval from product management to change the interface.
• [ ] Make a changie entry that explains the customer facing outcome of this change

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Project coverage is 0.23%. Comparing base (c0a411e) to head (b866ed9). Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
...pslevel/resource_opslevel_check_package_version.go	0.00%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #463 +/- ## ===================================== Coverage 0.23% 0.23% ===================================== Files 81 81 Lines 9192 9192 ===================================== Hits 22 22 Misses 9167 9167 Partials 3 3 ```

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