chore(deps): bump alpine from 3.23.2 to 3.23.3 in /e2e (#5915)

Bumps alpine from 3.23.2 to 3.23.3.

---
updated-dependencies:
- dependency-name: alpine
  dependency-version: 3.23.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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e2e/Dockerfile

@@ -1,7 +1,7 @@
 FROM golang:1.25.6-bookworm@sha256:2f768d462dbffbb0f0b3a5171009f162945b086f326e0b2a8fd5d29c3219ff14 AS builder
 RUN go install github.com/onsi/ginkgo/v2/ginkgo@v2.1.6
 
-FROM alpine:3.23.2@sha256:865b95f46d98cf867a156fe4a135ad3fe50d2056aa3f25ed31662dff6da4eb62
+FROM alpine:3.23.3@sha256:25109184c71bdad752c8312a8623239686a9a2071e8825f20acb8f2198c3f659
 RUN apk add -U --no-cache \
     ca-certificates \
     bash \