fix to terraform-install.sh

Author: danisla

terraform-install.sh

@@ -2,7 +2,7 @@
 
 function terraform-install() {
   [[ -f ${HOME}/bin/terraform ]] && echo "`${HOME}/bin/terraform version` already installed at ${HOME}/bin/terraform" && return 0
-  LATEST_URL=$(curl -sL https://releases.hashicorp.com/terraform/index.json | jq -r '.versions[].builds[].url' | sort -t. -k 1,1n -k 2,2n -k 3,3n -k 4,4n | egrep -v 'rc|beta' | egrep "$(uname | tr '[:upper:]' '[:lower:]').*amd64" |tail -1)
+  LATEST_URL=$(curl -sL https://releases.hashicorp.com/terraform/index.json | jq -r '.versions[].builds[].url' | sort -t. -k 1,1n -k 2,2n -k 3,3n -k 4,4n | egrep -v 'rc|alpha|beta' | egrep "$(uname | tr '[:upper:]' '[:lower:]').*amd64" |tail -1)
   curl ${LATEST_URL} > /tmp/terraform.zip
   mkdir -p ${HOME}/bin
   (cd ${HOME}/bin && unzip /tmp/terraform.zip)