Bump golang from 1.23.7 to 1.23.8

Bumps golang from 1.23.7 to 1.23.8.

---
updated-dependencies:
- dependency-name: golang
  dependency-version: 1.23.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Dockerfile

@@ -1,5 +1,5 @@
 # Builder image
-FROM golang:1.23.7 AS builder
+FROM golang:1.23.8 AS builder
 WORKDIR /workspace
 
 ENV GO111MODULE=on