fix(richtext-lexical): annotation is necessary ts error

[goszczynskip]

Description

This commit fixes The inferred type of 'name' cannot be named without a reference to '../../../node_modules/@payloadcms/richtext-lexical/dist/types'. This is likely not portable. A type annotation is necessary. ts (2742) ts error.

When using lexicalEditor({}) to construct payload config ts reports error mentioned above. This PR fixes it by exposing necessary types from the richtext-lexical package.

Error is present on version 3.0.0-beta.100

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Type of change

• Chore (non-breaking change which does not add functionality)
• 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)
• Change to the templates directory (does not affect core functionality)
• Change to the examples directory (does not affect core functionality)
• This change requires a documentation update

Checklist:

• I have added tests that prove my fix is effective or that my feature works
• Existing test suite passes locally with my changes
• I have made corresponding changes to the documentation