imp(solana): include update client in relay packets

[vaporif]

Description

simplify relayer use

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Before we can merge this PR, please make sure that all the following items have been
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• Linked to GitHub issue with discussion and accepted design, OR link to spec that describes this work.
• Wrote unit and integration tests.
• Added relevant natspec and godoc comments.
• Provide a conventional commit message to follow the repository standards.
• Re-reviewed Files changed in the GitHub PR explorer.
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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
⚠️ Please upload report for BASE (feat/solana@7eff383). Learn more about missing BASE report.

Additional details and impacted files

@@              Coverage Diff               @@
##             feat/solana     #843   +/-   ##
==============================================
  Coverage               ?   99.87%           
==============================================
  Files                  ?       18           
  Lines                  ?      779           
  Branches               ?        0           
==============================================
  Hits                   ?      778           
  Misses                 ?        1           
  Partials               ?        0           

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