fix: bump grpc to v1.82.1

[rsampaio]

GO-2026-6061 affects all grpc below v1.82.1 and govulncheck reports it as reachable from internal/machineinfo and internal/server. Pulls genproto/googleapis/rpc and protobuf forward with it.

Description

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

Summary by CodeRabbit

• Chores
  • Updated underlying Go dependencies, including protobuf and the gRPC-related stack.
  • Updated the CI workflow’s Codecov upload action and adjusted settings so coverage upload failures won’t fail the pipeline.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Enterprise

Run ID: e31f36a9-9cd8-47fe-8512-8740c5cb0277

📥 Commits

Reviewing files that changed from the base of the PR and between 9da11dd and 606a2f8.

⛔ Files ignored due to path filters (1)

• go.sum is excluded by !**/*.sum

📒 Files selected for processing (2)

• .github/workflows/ci.yml
• go.mod

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📝 Walkthrough

Walkthrough

go.mod updates indirect protobuf and gRPC ecosystem dependencies, while CI updates the Codecov upload action and failure handling.

Changes

Go dependencies and CI coverage upload

Layer / File(s)	Summary
Protobuf and gRPC version updates go.mod	Indirect google.golang.org/protobuf, google.golang.org/genproto/googleapis/rpc, and google.golang.org/grpc dependencies are upgraded.
Codecov action update .github/workflows/ci.yml	The workflow uses Codecov Action v5, changes file to files, and allows upload failures without failing CI.

Estimated code review effort: 1 (Trivial) | ~2 minutes

Suggested reviewers: jingxiang-z

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly matches the main change: upgrading gRPC to v1.82.1 for the security fix.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/grpc-dependency-update

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