Helm temporary directory is not cleaned up.

[matteriben]

Bill of Materials or CLI Version

No response

Execution Environment

JUnit Extensions

Slf4j Logging Implementation

None

To Reproduce

Use the helm client and notice it leaves temporary directories around with the helm executable in each.

Describe the bug

The helm client extracts the helm executable to a temporary directory, and this temporary directory is not cleaned up.

Describe the expected behavior

The temporary directory should be cleaned up.

Would be nice if client implemented AutoCloseable and cleaned up after itself inside close().

Whole JUnit/CLI Logs

N/A

Additional Context

Example directory name is HelmSoftwareLoader4512790602684642253 and it contains the helm executable.

The issue may be that File::deleteOnExit fails to remove a non-empty directory.