[plugin-doc-generator-amazon-eventbridge] customized parts get deleted on generate

[hffmnn]

Have you read the Contributing Guidelines on issues?

• [X] I have read the Contributing Guidelines on issues.

Description

When re-generating events via the plugin-doc-generator-amazon-eventbridge plugin, customized parts of the markdown get deleted.

Steps to reproduce

1. Edit parts of the automatically generated markdown, e.g.

   
   // Parts automatically generated by the plugin
   ---
   ## Matched rules for event

// Manually added parts

Details

Some more details...

2. Regenerate the docs with `npm run generate`

### Expected behavior

Manually added parts should still be there

// Manually added parts

Details

Some more details...

### Actual behavior

Manually added parts are deleted

### Your environment

- EventCatalog version used:

"@eventcatalog/core": "1.2.5", "@eventcatalog/plugin-doc-generator-amazon-eventbridge": "^0.0.12"

[s1mrankaur]

+1 same issue with plugin-generator-asyncapi

[bastiankoetsier]

+1

[MichaelBaumgarn]

+1