fix: Accessibility example typos

[gabrieldonadel]

Summary

While working on #34552 I noticed that a couple of words inside the Accessibility example files were misspelled.

Changelog

[Internal] [Fixed] - Fix accessibility example typos

Test Plan

Shouldn't require much testing as this is just fixing some typos inside Accessibility example

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	7,635,130	-35
android	hermes	armeabi-v7a	7,047,129	-33
android	hermes	x86	7,937,103	-24
android	hermes	x86_64	7,909,127	-29
android	jsc	arm64-v8a	9,512,066	-57
android	jsc	armeabi-v7a	8,287,355	-60
android	jsc	x86	9,451,611	-41
android	jsc	x86_64	10,042,853	-51

Base commit: 3db19b4
Branch: main

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
ios	-	universal	n/a	--

Base commit: 3db19b4
Branch: main

[facebook-github-bot]

@jacdebug has imported this pull request. If you are a Meta employee, you can view this diff on Phabricator.

[react-native-bot]

This pull request was successfully merged by @gabrieldonadel in 1dd74db.

^{When will my fix make it into a release? | Upcoming Releases}