Fix external naming change causing docker build to fail

The updated version of node:14-alpine no longer recognizes python as a valid apk name.

Step 2/8 : RUN apk add python make gcc g++ git
 ---> Running in 2049f84cdb44
fetch https://dl-cdn.alpinelinux.org/alpine/v3.14/main/x86_64/APKINDEX.tar.gz
fetch https://dl-cdn.alpinelinux.org/alpine/v3.14/community/x86_64/APKINDEX.tar.gz
ERROR: unable to select packages:
  python (no such package):
    required by: world[python]