Fix clipboard image pasting

[Maksim-Nikolaev]

Description

Fix clipboard image pasting by checking if "onImagePaste" and/or "onGifPaste" handlers are provided in the clipboardConfig before handling the plainText (since it is not null if image/gif is present).

Related Issues

• Fix Clipboard image pasting not working correctly due to plainText check before

Type of Change

• ✨ Feature: New functionality without breaking existing features.
• 🛠️ Bug fix: Resolves an issue without altering current behavior.
• 🧹 Refactor: Code reorganization, no behavior change.
• ❌ Breaking: Alters existing functionality and requires updates.
• 🧪 Tests: New or modified tests
• 📝 Documentation: Updates or additions to documentation.
• 🗑️ Chore: Routine tasks, or maintenance.
• ✅ Build configuration change: Build/configuration changes.

Video demonstration:

Behavior before:

broken.mp4

Behavior after:

fixed.mp4