Change markdown rendering to set breaks to false

[abidlabs]

Disables new line breaks unless two new lines have been entered, in accordance with commonmarkspec

Closes: #5356
Closes: #5362

Test with:

import gradio as gr

markdown = r"""$$
\\begin{pmatrix}
   a & b \\\\
   c & d
\\end{pmatrix}
$$
"""

markdown2 = """
The quick brown fox jumps over the lazy dog. The quick brown fox jumps over
the lazy dog.

The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.

The quick brown fox jumps over the lazy dog. The quick brown fox jumps over\
the lazy dog.

The quick brown fox jumps over the lazy dog. The quick brown fox jumps over 

the lazy dog.
"""


with gr.Blocks() as demo:
    gr.Markdown(markdown2, latex_delimiters=[{ "left": "$$", "right": "$$", "display": True }])
    gr.Markdown(markdown, latex_delimiters=[{ "left": "$$", "right": "$$", "display": True }])
demo.queue().launch()

Updates Markdown stories as well.

[gradio-pr-bot]

🪼 branch checks and previews

•	Name	Status	URL
	Spaces	ready!	Spaces preview
	Website	ready!	Website preview
	Storybook	ready!	Storybook preview
	Visual tests	all good!	Build review
🦄	Changes	detected!	Details

---

Install Gradio from this PR

pip install https://gradio-builds.s3.amazonaws.com/1603794cc0a2815cab42eba0377b0810c74d2b5a/gradio-3.41.2-py3-none-any.whl

Install Gradio Python Client from this PR

pip install "gradio-client @ git+https://github.com/gradio-app/gradio@1603794cc0a2815cab42eba0377b0810c74d2b5a#subdirectory=client/python"

[gradio-pr-bot]

🦄 change detected

This Pull Request includes changes to the following packages.

Package	Version
@gradio/markdown	patch
gradio	patch

• Maintainers can select this checkbox to manually select packages to update.

With the following changelog entry.

Change markdown rendering to set breaks to false

Maintainers or the PR author can modify the PR title to modify this entry.

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• Maintainers can change the version label to modify the version bump.
• If the bot has failed to detect any changes, or if this pull request needs to update multiple packages to different versions or requires a more comprehensive changelog entry, maintainers can update the changelog file directly.

[aliabid94]

LGTM!

[abidlabs]

Thanks @aliabid94!