chore: bump actions/upload-pages-artifact to v3

[JoshuaKGoldberg]

PR Checklist

• Addresses an existing open issue: fixes 🛠 Tooling: Release job failing on deprecated action version #700
• That issue was marked as status: accepting prs
• Steps in CONTRIBUTING.md were taken

Overview

I checked https://github.com/actions/upload-pages-artifact/releases and it seems like there's nothing else to update?

💖

[github-actions]

PR Compliance Checks Passed!

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 77.20%. Comparing base (e97334e) to head (f5c0b45).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #701   +/-   ##
=======================================
  Coverage   77.20%   77.20%           
=======================================
  Files          50       50           
  Lines        5000     5000           
  Branches      687      687           
=======================================
  Hits         3860     3860           
  Misses       1139     1139           
  Partials        1        1           

Flag	Coverage Δ
4.8.4	74.56% <ø> (ø)
latest	76.78% <ø> (ø)

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[JoshuaKGoldberg]

Going to just go ahead and yolo merge this since it's blocking a release to fix typescript-eslint/typescript-eslint#10747. FYI @RebeccaStevens, sorry for not waiting for your review 😅