clean up tutorials

[vkuzo]

Summary:

100% clauded

delete quantize_vit tutorial, it's outdated
move developer_api_guide tutorial to use direct qdata/scale (no layout)

Test Plan:

cd tutorials && ./run_all.sh

[vkuzo]

Stack from ghstack (oldest at bottom):

• -> clean up tutorials #4449

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/ao/4449

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As of commit edbe34f with merge base 49783ec ():

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