fix: set codegen config type property to 'modules' instead of 'all' (#221)

## Description

This PR changes the configuration of the config to 'modules' instead of
'all', since we don't generate code for native Fabric components.
See
https://reactnative.dev/docs/the-new-architecture/using-codegen#configuring-codegen

### Type of change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] Documentation update (improves or adds clarity to existing
documentation)

### Tested on

- [ ] iOS
- [ ] Android

### Testing instructions

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Include setup details if necessary. -->

### Screenshots

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### Related issues

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### Checklist

- [ ] I have performed a self-review of my code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have updated the documentation accordingly
- [ ] My changes generate no new warnings

### Additional notes

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Author: chmjkb

package.json

@@ -149,7 +149,7 @@
   },
   "codegenConfig": {
     "name": "RnExecutorchSpec",
-    "type": "all",
+    "type": "modules",
     "jsSrcsDir": "./src/native",
     "android": {
       "javaPackageName": "com.swmansion.rnexecutorch"