[Feature]: provide typescript types imports for the consumer

[Ndevu12]

Problem or Motivation

Currently, the package doesn't provide the installable types for the TypeScript typing!

User/developer has to install them from the node_modules!

Proposed Solution

Provide installable types via @types/rich-text-editor-ndevu

Alternatives Considered

No response

Feature Scope

Core editor

Additional Context

No response

[Ndevu12]

The package provides internal types for the consumer already!