chore(deps): update golang docker digest to b54cbf5 (#995)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| golang | stage | digest | `1e598ea` → `b54cbf5` |

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deploy/relay/Dockerfile

@@ -2,7 +2,7 @@
 # Licensed under the Apache License, Version 2.0
 
 # golang 1.26-alpine
-FROM golang@sha256:1e598ea5752ae26c093b746fd73c5095af97d6f2d679c43e83e0eac484a33dc3 AS build
+FROM golang@sha256:b54cbf583d390341599d7bcbc062425c081105cc5ef6d170ced98ef9d047c716 AS build
 ARG BUILD_TAGS
 WORKDIR /src
 COPY go.mod go.sum ./