'presentCodeRedemptionSheet' is unavailable: not available on tvOS

[aakashsigdel]

Version of react-native-iap

5.2.0

Version of react-native

0.63

Platforms you faced the error (IOS or Android or both?)

tvos

Expected behavior

the library should build

Actual behavior

the library fails with 'presentCodeRedemptionSheet' is unavailable: not available on tvOS

Tested environment (Emulator? Real Device?)

Emulator

Steps to reproduce the behavior

add this package to your project -> link it -> build it

[aakashsigdel]

This issues is caused because of this commit
15cda76.

I will submit a PR to conditionally import this only on ios and not on tvos