Update aws-ssm-ssh-proxy-command.sh

Author: qoomon

Diff for: ec2-instance-connect/aws-ssm-ssh-proxy-command.sh

@@ -15,7 +15,7 @@ ssh_public_key_path="$4"
 REGION_SEPARATOR='--'
 if echo "$instance_id" | grep -q -e "${REGION_SEPARATOR}"
 then
-  export AWS_DEFAULT_REGION="${instance_id##*"$REGION_SEPARATOR"}"
+  export AWS_REGION="${instance_id##*"$REGION_SEPARATOR"}"
   instance_id="${instance_id%%"$REGION_SEPARATOR"*}"
 fi