[docs] [issue35563] Doc: warnings.rst - add links to references

[Karthikeyan Singaravelan]

Karthikeyan Singaravelan <tir.karthi at gmail.com> added the comment:

@cheryl.sabella You're welcome. PR was not automatically added to couple of my issues too today though the PR description and issue number check was updated by bedevere-bot. I don't know if it's a random issue.

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nosy: +xtreak

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