Adding tvOS support in RCTAEPOptimize's podspec

Description

We need tvOS support for the optimize library

Related Issue

also have the native cocopod podspec update: adobe/aepsdk-optimize-ios#151

Motivation and Context

tvOS compatibility

How Has This Been Tested?

yes. We have been running optimize on tvOS devices for the last ~8 months.

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.