[release-11.5.3] Chore: Update base alpine docker image (#101330)

Chore: Update base alpine docker image (#101320)

* baldm0mma/ update base image arg

* baldm0mma/ update alpine image

* baldm0mma/ skip failing test

* baldm0mma/ specifiy patch

* baldm0mma/ flaky test?

(cherry picked from commit a7ecb19c31)

Dockerfile

@@ -3,7 +3,7 @@
 # to maintain formatting of multiline commands in vscode, add the following to settings.json:
 # "docker.languageserver.formatter.ignoreMultilineInstructions": true
 
-ARG BASE_IMAGE=alpine:3.20
+ARG BASE_IMAGE=alpine:3.21
 ARG JS_IMAGE=node:22-alpine
 ARG JS_PLATFORM=linux/amd64
 ARG GO_IMAGE=golang:1.23.5-alpine