Bump node from 14-alpine to 25-alpine

Bumps node from 14-alpine to 25-alpine.

---
updated-dependencies:
- dependency-name: node
  dependency-version: 25-alpine
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

DevDockerfile

@@ -1,6 +1,6 @@
 # Copyright (c) Microsoft Corporation and others. Licensed under the MIT license.
 # SPDX-License-Identifier: MIT
-FROM node:14-alpine as builder
+FROM node:25-alpine as builder
 COPY . /opt/website
 WORKDIR /opt/website
 ARG REACT_APP_SERVER=http://localhost:4000

Dockerfile

@@ -1,6 +1,6 @@
 # Copyright (c) Microsoft Corporation and others. Licensed under the MIT license.
 # SPDX-License-Identifier: MIT
-FROM node:14-alpine as builder
+FROM node:25-alpine as builder
 COPY . /opt/website
 WORKDIR /opt/website