Replace deprecated usage of ant-design Tabs component from SearchTracePage

[anshgoyalevil]

Which problem is this PR solving?

• part of: Upgrade Antd #1703

Description of the changes

• replace deprecated usage of Tabs component from SearchTracePage
• The ant-design v4 introduces a new API items which increases the performance by deferring the In-Active components for the first load.
• This is the reason we cannot test for the actual FileLoader component to be present, rather, we can test for the Tab Key to be present.

How was this change tested?

• manually, and automated tests

Checklist

• I have read https://github.com/jaegertracing/jaeger/blob/master/CONTRIBUTING_GUIDELINES.md
• I have signed all commits
• I have added unit tests for the new functionality
• I have run lint and test steps successfully
  • for jaeger: make lint test
  • for jaeger-ui: yarn lint and yarn test

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Files	Coverage Δ
...jaeger-ui/src/components/SearchTracePage/index.jsx	90.90% <100.00%> (+2.40%)	⬆️

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