chore(deps): bump golang in the ci group (#547)

Bumps the ci group with 1 update: golang.


Updates `golang` from 1.25.5-alpine3.22 to 1.26rc2-alpine3.22

---
updated-dependencies:
- dependency-name: golang
  dependency-version: 1.26rc2-alpine3.22
  dependency-type: direct:production
  dependency-group: ci
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Dockerfile

@@ -1,5 +1,5 @@
 # Builder stage
-FROM golang:1.25.5-alpine3.22 AS builder
+FROM golang:1.25.6-alpine3.22 AS builder
 
 # Enable CGO and set platform
 ENV CGO_ENABLED=1 GOOS=linux GOARCH=amd64