Add `getTopicInfo` method to tck module

[manishdait]

Add the getTopicInfo method to the tck module that follow the following specification
https://hiero-ledger.github.io/hiero-sdk-tck/test-specifications/topic-service/TopicInfoQuery.html

[github-actions]

Thanks for your submission.

This issue is awaiting approval from @hiero-ledger/hiero-sdk-python-triage and @hiero-ledger/hiero-sdk-python-committers and @hiero-ledger/hiero-sdk-python-maintainers.

[github-actions]

Approved by @hiero-ledger/hiero-sdk-python-triage and @hiero-ledger/hiero-sdk-python-committers and @hiero-ledger/hiero-sdk-python-maintainers.