Bump golang in /internal/hammer in the all-deps group across 1 directory (#887)

Bumps the all-deps group with 1 update in the /internal/hammer directory: golang.


Updates `golang` from `f23e8b2` to `18b460d`

---
updated-dependencies:
- dependency-name: golang
  dependency-version: 1.26.4-alpine3.23
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: all-deps
...

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

Author: dependabot[bot]

internal/hammer/Dockerfile

@@ -1,5 +1,5 @@
 
-FROM golang:1.26.4-alpine3.23@sha256:f23e8b227fb4493eabe03bede4d5a32d04092da71962f1fb79b5f7d1e6c2a17f AS builder
+FROM golang:1.26.4-alpine3.23@sha256:18b460dd17542c2ba43299a633cf6ebfc1115101509531471d7cfce1019af083 AS builder
 
 ARG GOFLAGS="-trimpath -buildvcs=false -buildmode=exe"
 ENV GOFLAGS=$GOFLAGS