Updates Laravel.gitlab-ci.yml template

Updates to add gnupgp (required for node setup)
Upgrades node install to version 8

lib/gitlab/ci/templates/Laravel.gitlab-ci.yml

@@ -25,8 +25,11 @@ before_script:
   # Update packages 
   - apt-get update -yqq
   
-  # Upgrade to Node 7
-  - curl -sL https://deb.nodesource.com/setup_7.x | bash -
+  # Prep for Node
+  - apt-get install gnupg -yqq
+
+  # Upgrade to Node 8
+  - curl -sL https://deb.nodesource.com/setup_8.x | bash -
 
   # Install dependencies
   - apt-get install git nodejs libcurl4-gnutls-dev libicu-dev libmcrypt-dev libvpx-dev libjpeg-dev libpng-dev libxpm-dev zlib1g-dev libfreetype6-dev libxml2-dev libexpat1-dev libbz2-dev libgmp3-dev libldap2-dev unixodbc-dev libpq-dev libsqlite3-dev libaspell-dev libsnmp-dev libpcre3-dev libtidy-dev -yqq