add gcc and gcc-c++ to CentOS installer

INSTALL/CentOS - Quick Install.sh

@@ -25,6 +25,7 @@ yum install nano $vm dos2unix net-tools curl wget git make zip -y
 
 echo "Updating system"
 sudo yum update -y
+sudo yum install gcc gcc-c++ -y
 
 #Skip if running from the Ninja installer
 if [ "$1" != 1 ]; then

INSTALL/centos.sh

@@ -27,6 +27,7 @@ if [ ! -e "./super.json" ]; then
 fi
 echo "Shinobi - Run yum update"
 sudo yum update -y
+sudo yum install gcc gcc-c++ -y
 sudo yum install make zip dos2unix -y
 if ! [ -x "$(command -v node)" ]; then
     echo "============="