Update ui dockerfile's base image not to use alpine. Reason being that building node-gyp bindings for ARM architectures requires Python, which the alpine box does not have

Signed-off-by: Neal Ormsbee <neal.ormsbee@gmail.com>

ui/Dockerfile

@@ -1,4 +1,4 @@
-FROM node:16-alpine as builder
+FROM node:18.3.0 as builder
 ADD package*.json /opt/ui/
 WORKDIR /opt/ui
 RUN npm install