RNGP - Autolinking - Add model classes for parsing the `config` output

[cortinico]

Summary: This diff is part of RFC0759 https://github.com/react-native-community/discussions-and-proposals/pull/759

Here I'm creating data classes that will allow us to parse the config JSON output. Code is pretty straightforward and follows the structure as the config command output.

Changelog: [Internal] [Changed] - RNGP - Autolinking - Add model classes for parsing the config output

Differential Revision: D55475595

[analysis-bot]

Platform	Engine	Arch	Size (bytes)	Diff
android	hermes	arm64-v8a	19,461,474	+175
android	hermes	armeabi-v7a	n/a	--
android	hermes	x86	n/a	--
android	hermes	x86_64	n/a	--
android	jsc	arm64-v8a	22,834,120	+32
android	jsc	armeabi-v7a	n/a	--
android	jsc	x86	n/a	--
android	jsc	x86_64	n/a	--

Base commit: 1f087995608fd016a8a3dd84c0ca88a9239d96b9 Branch: main

[cortinico]

8f1b27001f2a26030c255f6c0a1cfbd548131b32