chore: remove unused networking-dns package

[oXtxNt9U]

Summary

Checklist

• Documentation (if necessary)
• Tests (if necessary)
• Ready to be merged

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
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Additional details and impacted files

@@            Coverage Diff             @@
##             develop    #1377   +/-   ##
==========================================
  Coverage           ?   59.32%           
==========================================
  Files              ?      968           
  Lines              ?    65957           
  Branches           ?     1913           
==========================================
  Hits               ?    39130           
  Misses             ?    26586           
  Partials           ?      241           

Flag	Coverage Δ
contracts	97.74% <ø> (?)
packages	59.06% <ø> (?)

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