Update install.sh

Author: damalis

install.sh

@@ -18,7 +18,6 @@ do
 		if [ "$i" == "apk" ]
 		then
 			lpms=$i
-			sudo apk add --no-cache --upgrade grep
 			break
 		elif [ "$i" == "dnf" ] && ([[ $(grep -Pow 'ID=\K[^;]*' /etc/os-release | tr -d '"') == "fedora" ]] || (([[ $(grep -Pow 'ID=\K[^;]*' /etc/os-release | tr -d '"') != "centos" ]] && [[ $(grep -Pow 'ID_LIKE=\K[^;]*' /etc/os-release | tr -d '"') == *"fedora"* ]]) || ([[ $(grep -Pow 'ID_LIKE=\K[^;]*' /etc/os-release | tr -d '"') == *"rhel"* ]] && [ $(sudo uname -m) == "s390x" ])))
 		then
@@ -47,15 +46,6 @@ if [ -z $lpms ]; then
 	exit 0
 fi
 
-##########
-# set varnish version
-##########
-varnish_version="stable"
-if ([[ $(grep -Pow 'VERSION_ID=\K[^;]*' /etc/os-release | tr -d '"') == 9* ]] && [ $(grep -Pow 'ID=\K[^;]*' /etc/os-release | tr -d '"') == "centos" ]) || [ $(grep -Pow 'ID=\K[^;]*' /etc/os-release | tr -d '"') == "fedora" ]
-then
-	varnish_version="latest"
-fi
-
 ##########
 # Uninstall old versions
 ##########