Review comments from Copilot are incorporated

Test results
All ONTAP plugin unit tests pass with a normal mvn test (including Checkstyle):
Test class
Tests
OntapVMSnapshotStrategyTest. 40
OntapPrimaryDatastoreDriverTest. 20
OntapPrimaryDatastoreProviderTest. 11
OntapPrimaryDatastoreLifecycleTest 24
UnifiedSANStrategyTest 92
UnifiedNASStrategyTest 17
StorageStrategyTest 25
Total 229

Failures: 0, errors: 0, skipped: 0.

Code coverage (current snapshot)
JaCoCo was run with prepare-agent + report on this module. Project-wide totals for cloud-plugin-storage-volume-ontap are approximately:

Instructions: 49.4% covered (6963 / 14092)
Branches: 45.0%
Lines: 49.7%
Methods: 33.3%

This PR...

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)
• Build/CI
• Test (unit or integration test code)

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• Major
• Minor

Bug Severity

• BLOCKER
• Critical
• Major
• Minor
• Trivial

Screenshots (if appropriate):

How Has This Been Tested?

How did you try to break this feature and the system with this change?