Update node.js v10 to v10.15.3 and Alpine to v3.9

https://github.com/nodejs/node/releases/tag/v10.15.3
https://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V10.md#10.15.3

Close #999

Author: PeterDaveHello

10/alpine/Dockerfile

@@ -1,6 +1,6 @@
-FROM alpine:3.8
+FROM alpine:3.9
 
-ENV NODE_VERSION 10.15.2
+ENV NODE_VERSION 10.15.3
 
 RUN addgroup -g 1000 node \
     && adduser -u 1000 -G node -s /bin/sh -D node \

10/jessie-slim/Dockerfile

@@ -3,7 +3,7 @@ FROM debian:jessie-slim
 RUN groupadd --gid 1000 node \
   && useradd --uid 1000 --gid node --shell /bin/bash --create-home node
 
-ENV NODE_VERSION 10.15.2
+ENV NODE_VERSION 10.15.3
 
 RUN buildDeps='xz-utils' \
     && ARCH= && dpkgArch="$(dpkg --print-architecture)" \

10/jessie/Dockerfile

@@ -3,7 +3,7 @@ FROM buildpack-deps:jessie
 RUN groupadd --gid 1000 node \
   && useradd --uid 1000 --gid node --shell /bin/bash --create-home node
 
-ENV NODE_VERSION 10.15.2
+ENV NODE_VERSION 10.15.3
 
 RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" \
   && case "${dpkgArch##*-}" in \

10/stretch-slim/Dockerfile

@@ -3,7 +3,7 @@ FROM debian:stretch-slim
 RUN groupadd --gid 1000 node \
   && useradd --uid 1000 --gid node --shell /bin/bash --create-home node
 
-ENV NODE_VERSION 10.15.2
+ENV NODE_VERSION 10.15.3
 
 RUN buildDeps='xz-utils' \
     && ARCH= && dpkgArch="$(dpkg --print-architecture)" \

10/stretch/Dockerfile

@@ -3,7 +3,7 @@ FROM buildpack-deps:stretch
 RUN groupadd --gid 1000 node \
   && useradd --uid 1000 --gid node --shell /bin/bash --create-home node
 
-ENV NODE_VERSION 10.15.2
+ENV NODE_VERSION 10.15.3
 
 RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" \
   && case "${dpkgArch##*-}" in \