Enhancements:
- Upgrade React Native 0.62.2 #6323 by jinshin1013
Bug fixes:
- Parse icon only if it is defined #6333 by guyca
- Fix crash when currentTabIndex is defined #6334 by guyca
- Fix bottomTabs long press event #6327 by yogevbd
- Fix SearchBar false render #6317 by jinshin1013
- Fix registerBottomTabSelectedListener unselected value #6326 by yogevbd
- Fix bottomTabs visibility when there is no stack #6324 by yogevbd