chore(deps): bump golang from 1.23.3-bookworm to 1.23.4-bookworm in /e2e (#4185)

Bumps golang from 1.23.3-bookworm to 1.23.4-bookworm.

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Gergely Brautigam <182850+Skarlso@users.noreply.github.com>

e2e/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.23.3-bookworm@sha256:3f3b9daa3de608f3e869cd2ff8baf21555cf0fca9fd34251b8f340f9b7c30ec5 as builder
+FROM golang:1.23.4-bookworm@sha256:ef30001eeadd12890c7737c26f3be5b3a8479ccdcdc553b999c84879875a27ce as builder
 
 ENV KUBECTL_VERSION="v1.28.3"
 ENV HELM_VERSION="v3.13.1"