chore: upgrade dependencies version

[NguyenHoangSon96]

Required checklist

• Sample config files updated (both /etc folder and NewDemoConfig methods) (influxdb and plutonium)
• openapi swagger.yml updated (if modified API) - link openapi PR
• Signed CLA (if not already signed)

Description

• Upgrade dependencies version includes the google.golang.org/grpc to v1.81.1
• This PR will close this build(deps): bump google.golang.org/grpc from 1.58.3 to 1.79.3 #2887 PR.

Context

Affected areas (if applicable):

Severity (optional)

Note for reviewers:

[Copilot]

Pull request overview

This PR updates the module dependency set to pull in a newer google.golang.org/grpc version, along with the transitive (and some direct) dependency upgrades that come with that change.

Changes:

• Bump google.golang.org/grpc (indirect) from v1.58.3 to v1.81.1.
• Update several other direct requirements (notably github.com/stretchr/testify, golang.org/x/*, and google.golang.org/protobuf).
• Refresh go.sum to reflect the new module graph checksums.

Reviewed changes

Copilot reviewed 1 out of 2 changed files in this pull request and generated 1 comment.

File	Description
go.mod	Updates direct + indirect dependency versions, including the gRPC upgrade.
go.sum	Updates module checksums to match the new resolved dependency graph.

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[Copilot]

Pull request overview

Copilot reviewed 2 out of 4 changed files in this pull request and generated 2 comments.

Files not reviewed (1)

• udf/agent/udf.pb.go: Language not supported

[alespour]

LGTM. Upgrading protobuf is always dangerous but AFAIU the dependency update comes from grpc itself and there is no way around it.