Fixes: Invalid file_type breaks drag and drop

[dawoodkhan82]

Description

Fixes: Invalid file_type breaks drag and drop

import gradio as gr

with gr.Blocks() as app:
  gr.File(file_types=["pdf"]) # Can't drag and drop files, can select files.
  gr.File(file_types=[".pdf"]) # Can both drag and drop and select files.

app.launch()

Closes: #7556

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---

Install Gradio from this PR

pip install https://gradio-builds.s3.amazonaws.com/61e2077da32088017b99f2d1556db50f9d25fda8/gradio-4.19.2-py3-none-any.whl

Install Gradio Python Client from this PR

pip install "gradio-client @ git+https://github.com/gradio-app/gradio@61e2077da32088017b99f2d1556db50f9d25fda8#subdirectory=client/python"

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🦄 change detected

This Pull Request includes changes to the following packages.

Package	Version
@gradio/file	patch
@gradio/upload	patch
gradio	patch

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With the following changelog entry.

Fixes: Invalid file_type breaks drag and drop

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[abidlabs]

Nice @dawoodkhan82, could we add a test for this?

[hannahblair]

Tested and looks good!