feat(model): support Gemini 2.0 Flash Lite Preview model (02-05) in Google's model provider

[takatea]

Summary

Add Gemini 2.0 Flash Lite Preview model (02-05) to Google's model provider.

• Original issue: Add Gemini 2.0 Flash and Pro Exp 02-05 #13246
• Related PRs for Gemini 2.0 models:
  • For Vertex.ai provider: feat(model): add gemini-2.0 model #13266
  • For Google model provider (without lite preview model): feat: added models :gemini 2.0 flash 001 and gemini 2.0 pro exp 02-05 #13247

Screenshots

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Checklist

Important

Please review the checklist below before submitting your pull request.

• This change requires a documentation update, included: Dify Document
• I understand that this PR may be closed in case there was no previous discussion or issues. (This doesn't apply to typos!)
• I've added a test for each change that was introduced, and I tried as much as possible to make a single atomic change.
• I've updated the documentation accordingly.
• I ran dev/reformat(backend) and cd web && npx lint-staged(frontend) to appease the lint gods

[crazywoola]

Please be aware that we are rolling out v1.0.0 which might not include this commit. Instead you should make changes to this repo as well /~https://github.com/langgenius/dify-official-plugins

[takatea]

Please be aware that we are rolling out v1.0.0 which might not include this commit. Instead you should make changes to this repo as well /~https://github.com/langgenius/dify-official-plugins

@crazywoola
Thanks for your comment.
I'll try adding gemini 2.0 models to /~https://github.com/langgenius/dify-official-plugins!

[takatea]

@crazywoola
Just to let you know - I have created langgenius/dify-official-plugins#192 to add these Gemini 2.0 models.
Thank you for your guidance!