fix(ios): fix external text tracks crashes with m3u8 files (#3330)

* fix(ios): fix crash when using textTracks with m3u8

* docs: add warning to `textTracks` prop

* chore: apply code review

* chore: remove indents

docs/pages/component/props.md

@@ -708,6 +708,7 @@ subtitleStyle={{ paddingBottom: 50, fontSize: 20 }}
 
 ### `textTracks`
 Load one or more "sidecar" text tracks. This takes an array of objects representing each track. Each object should have the format:
+> ⚠️ This feature does not work with HLS playlists (e.g m3u8) on iOS
 
 Property | Description
 --- | ---