Upgrade to use node 8 (#9188)

Dockerfile

@@ -8,7 +8,8 @@ RUN touch /addons-server-docker-container
 # Add nodesource repository and requirements
 ADD docker/nodesource.gpg.key /etc/pki/gpg/GPG-KEY-nodesource
 RUN apt-get update && apt-get install -y \
-        gnupg2 \
+        apt-transport-https              \
+        gnupg2                           \
     && rm -rf /var/lib/apt/lists/*
 RUN cat /etc/pki/gpg/GPG-KEY-nodesource | apt-key add -
 ADD docker/debian-stretch-nodesource-repo /etc/apt/sources.list.d/nodesource.list

Dockerfile.deploy

@@ -11,7 +11,8 @@ RUN useradd -u ${OLYMPIA_UID} -s /sbin/nologin olympia
 # Add nodesource repository and requirements
 ADD docker/nodesource.gpg.key /etc/pki/gpg/GPG-KEY-nodesource
 RUN apt-get update && apt-get install -y \
-        gnupg2 \
+        apt-transport-https              \
+        gnupg2                           \
     && rm -rf /var/lib/apt/lists/*
 RUN cat /etc/pki/gpg/GPG-KEY-nodesource | apt-key add -
 ADD docker/debian-stretch-nodesource-repo /etc/apt/sources.list.d/nodesource.list

docker/debian-stretch-nodesource-repo

@@ -1,2 +1,2 @@
-deb http://deb.nodesource.com/node_6.x stretch main
-deb-src http://deb.nodesource.com/node_6.x stretch main
+deb https://deb.nodesource.com/node_8.x stretch main
+deb-src https://deb.nodesource.com/node_8.x stretch main