Switch default JS engine to Hermes (#21001)

# Why

Closes ENG-7163

# How

Update `@expo/config-plugins`, `@expo/dev-server`, all templates and
`packages/expo-manifest` to use Hermes as the d

Switch default JS engine to Hermes (#21001)

# Why

Closes ENG-7163

# How

Update `@expo/config-plugins`, `@expo/dev-server`, all templates and
`packages/expo-manifest` to use Hermes as the default JS engine

Follow ups
- [x] Update `Using Hermes Engine` guide
(https://github.com/expo/expo/pull/21047)
- [x] Update xdl schema (https://github.com/expo/universe/pull/11355)

# Test Plan


```bash
# create a new project
npx create-expo-app hermes-app
cd hermes-app
# run local expo cli
nexpo prebuild --no-install
```

# Checklist

<!--
Please check the appropriate items below if they apply to your diff.
This is required for changes to Expo modules.
-->

- [ ] Documentation is up to date to reflect these changes (eg:
https://docs.expo.dev and README.md).
- [ ] Conforms with the [Documentation Writing Style
Guide](https://github.com/expo/expo/blob/main/guides/Expo%20Documentation%20Writing%20Style%20Guide.md)
- [x] This diff will work correctly for `expo prebuild` & EAS Build (eg:
updated a module plugin).

---------

Co-authored-by: Douglas Lowder <[email protected]>

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chore: migrate config, config-plugins, config-types, prebuild-config (#17958)