security: update quic-go to v0.57.0 to fix GO-2025-4233

[jenxie]

Updated quic-go to v0.57.0 to address GO-2025-4233.
While this dashboard is typically internal, this update improves overall security posture and clears vulnerability scans.

govulncheck ./...

=== Symbol Results ===

Vulnerability #1: GO-2025-4233
    HTTP/3 QPACK Header Expansion DoS in github.com/quic-go/quic-go
  More info: https://pkg.go.dev/vuln/GO-2025-4233
  Module: github.com/quic-go/quic-go
    Found in: github.com/quic-go/quic-go@v0.54.0
    Fixed in: github.com/quic-go/quic-go@v0.57.0
    Example traces found:
      #1: puppetdb/client.go:50:14: puppetdb.client.call calls fmt.Printf, which eventually calls http3.ConfigureTLSConfig
      #2: handler/core.go:17:27: handler.NewErrorResponse calls http3.Error.Error

Updated with go get github.com/quic-go/quic-go@v0.57.0 (which bumps go to 1.24) followed by a go mod tidy

Tested with make develop-frontend, go run . and added an agent to check functionality.