[Bug]: GetObjectTagging does not return required TagSet

[avikivity]

S3Mock Version

5.2.0

Usage Mode

Docker

Description

Running GetObjectTagging on an object without tags returned an empty response, while an empty TagSet was expected.

https://docs.aws.amazon.com/AmazonS3/latest/API/API_GetObjectTagging.html

Steps to Reproduce

1. Start S3Mock
2. Create an object
3. Call GetObjectTagging

Expected Behavior

Empty TagSet returned

Actual Behavior

No TagSet returned

AWS SDK

None

Relevant Log Output

Additional Context

No response