docker(webgoat): bump alpine from 3.22 to 3.23 in /WebGoat

Bumps alpine from 3.22 to 3.23.

---
updated-dependencies:
- dependency-name: alpine
  dependency-version: '3.23'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

WebGoat/Dockerfile_desktop

@@ -1,5 +1,5 @@
 # Builder stage to download OWASP ZAP once per version
-FROM alpine:3.22 AS zap
+FROM alpine:3.23 AS zap
 ARG ZAP_VERSION=2.16.1
 RUN apk add --no-cache curl tar \
   && set -eux; \
@@ -9,7 +9,7 @@ RUN apk add --no-cache curl tar \
      rm -f /tmp/zap.tgz
 
 # Builder stage to fetch a JRE suited for the target architecture
-FROM alpine:3.22 AS jre
+FROM alpine:3.23 AS jre
 ARG JAVA_MAJOR=23
 ARG JAVA_FULL=23.0.1+11
 ARG TARGETARCH