chore: Save upgrade artifacts - arbitrumSepolia (runId:18775709142)

[github-actions]

🤖 This is an automated pull request created by Upgrade PoCo Facets GitHub Actions
workflow to save upgrade artifacts.

• Network: arbitrumSepolia
• Job: 18775709142

Note: Verify deployment before merging this PR.

[Copilot]

Pull Request Overview

This PR saves upgrade artifacts for the arbitrumSepolia network following a deployment (runId: 18775709142). The changes update contract deployment addresses and ABIs as part of a routine artifact preservation workflow.

Key changes:

• Removed legacy boost-related facets (IexecPocoBoostFacet, IexecPocoBoostAccessorsFacet)
• Updated IexecPocoAccessorsFacet and IexecPoco1Facet with new addresses and ABIs
• Removed legacy IexecAccessorsFacet
• Added TODO comment regarding workflow concurrency

Reviewed Changes

Copilot reviewed 6 out of 7 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
IexecPocoBoostFacet.json	Removed entire file (1003 lines) - legacy boost facet
IexecPocoBoostAccessorsFacet.json	Removed entire file (215 lines) - legacy boost accessors
IexecPocoAccessorsFacet.json	Updated deployment with new address and expanded ABI (20→1167 lines)
IexecPoco1Facet.json	Updated deployment with new address, added error type and assertion function
IexecAccessorsFacet.json	Removed entire file (888 lines) - legacy accessors
.github/workflows/main.yml	Added TODO comment about extracting reusable workflows

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.85%. Comparing base (63d0017) to head (77527cb).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #302   +/-   ##
=======================================
  Coverage   84.85%   84.85%           
=======================================
  Files          37       37           
  Lines        1241     1241           
  Branches      235      235           
=======================================
  Hits         1053     1053           
  Misses        188      188           

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