Bump dependencies to address reported CVEs

[saripurigopi]

Summary

Addresses #706 by upgrading vulnerable Go dependencies:

• Bump Go toolchain from 1.22.x to 1.25.0 (Makefile GO_VERSION updated for container builds)
• google.golang.org/grpc 1.60.1 → 1.79.3
• go.opentelemetry.io/otel/sdk 1.21.0 → 1.43.0 (and related otel packages)
• golang.org/x/net 0.25.0 → 0.55.0
• golang.org/x/crypto 0.31.0 → 0.51.0
• Other transitive golang.org/x/* and protobuf/genproto updates from go mod tidy

govulncheck ./... reports no vulnerabilities affecting this codebase after the bump.

Test plan

• make test
• make verify-deps
• go run golang.org/x/vuln/cmd/govulncheck@latest ./...

[kubernetes-prow]

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[kubernetes-prow]

Hi @saripurigopi. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work.

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[kubernetes-prow]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: saripurigopi
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