[fix] stabilize tabs indexing issue

[eakarr]

I added initialIndexRef to stabilize tabs indexing issues on react strict mode. Tabs component was working completely fine on production but it was twice indexing on development mode. Right now, it has been stabilized for all modes.

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• Choose a name suits for the implementation
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What this pull request does?

• Creates a new package
• Fixes a bug in an existing package
• Refactors an existing package
• Updates typescript definations
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• Updates documentation or example code
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When creating a new package:

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