CI: Go vulnerability check failing due to Go 1.25.5 security issues

[maniSbindra]

Description

The Go lint CI check is currently failing on all PRs due to security vulnerabilities in Go 1.25.5. The govulncheck tool detects the following vulnerabilities in the Go standard library:

Vulnerabilities Found

ID	Description	Affected	Fixed In
GO-2026-4341	Memory exhaustion in query parameter parsing in net/url	go1.25.5	go1.25.6
GO-2026-4340	Handshake messages processed at incorrect encryption level in crypto/tls	go1.25.5	go1.25.6
GO-2026-4342	Excessive CPU consumption when building archive index in archive/zip	go1.25.5	go1.25.6

Suggested Fix

Update the Go version in CI workflows from 1.25.5 to 1.25.6.

References

• https://pkg.go.dev/vuln/GO-2026-4341
• https://pkg.go.dev/vuln/GO-2026-4340
• https://pkg.go.dev/vuln/GO-2026-4342

Impact

This is blocking all PR lint checks until resolved.

[maniSbindra]

This has already been fixed on main in commit cdb7b70 ("build(go): update version from 1.25.5 to 1.25.6"). PRs created before this fix need to rebase/merge from main to pick up the change.