Summary:
As a follow-up to this other PR #23839, it adds support for other, iOS only, flags into `AccessibilityInfo`.
It adds these other 4 methods:
* `isBoldTextEnabled()`
* `isGrayscaleEnabled()`
* `isInvertColorsEnabled()`
* `isReduceTransparencyEnabled()`
P.S: Android implementation for those methods just return `false` (with `Promise.resolve(false)`)
And the corresponding event listeners:
* `boldTextChanged`
* `grayscaleChanged`,
* `invertColorsChanged`,
* `reduceTransparencyChanged`
Pull Request resolved: https://github.com/facebook/react-native/pull/23913
Differential Revision: D14482214
Pulled By: cpojer
fbshipit-source-id: b97725fd12706957d4dad880a97e6b0993738272
40de0495b9