[iOS] Change Image load event size info from logical size to pixel

[zhongwuzw]

Summary:

Fixes #45188. This fixes old arch. fabric fix may wait until #44918.

Changelog:

[IOS] [BREAKING] - Change Image load event size info from logical size to pixel

Test Plan:

Android/iOS return the same size .

    <Image
      style={{width: '100%', height: '100%'}}
      source={{
        uri: 'https://image-placeholder.com/images/actual-size/75x75.png',
      }}
      resizeMode={'cover'}
      onLoad={e => {
        console.log(
          `RNImage:${Platform.OS} load JPEG image from url`,
          e.nativeEvent,
        );
      }}
    />

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	20,300,550	-15
android	hermes	armeabi-v7a	n/a	--
android	hermes	x86	n/a	--
android	hermes	x86_64	n/a	--
android	jsc	arm64-v8a	23,497,351	-22
android	jsc	armeabi-v7a	n/a	--
android	jsc	x86	n/a	--
android	jsc	x86_64	n/a	--

Base commit: ad3df84
Branch: main

[bohdanprog]

Hi @zhongwuzw :)
Let's replicate the same process in the new architecture, as it returns the same value as the old one.

[zhongwuzw]

@cipolleschi Can you help to review it? :)

[facebook-github-bot]

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

[cipolleschi]

Thanks for backporting the fixes to the Old Arch.

[facebook-github-bot]

@cipolleschi merged this pull request in 09995fc.

[react-native-bot]

This pull request was successfully merged by @zhongwuzw in 09995fc

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