add missing param to bash call

Author: sechmann

terraform/gateways/vm.tf

@@ -81,7 +81,7 @@ cat << EOF > /etc/systemd/system/gateway-agent.service
 Description=Gateway Agent
 
 [Service]
-ExecStartPre=/bin/bash '/usr/bin/curl -LO https://github.com/nais/device/releases/download/\$(curl --silent "https://api.github.com/repos/nais/device/releases/latest" | grep \'"tag_name":\' | sed -E \'s/.*"([^"]+)".*/\1/\')/gateway-agent'
+ExecStartPre=/bin/bash -c '/usr/bin/curl -LO https://github.com/nais/device/releases/download/\$(curl --silent "https://api.github.com/repos/nais/device/releases/latest" | grep \'"tag_name":\' | sed -E \'s/.*"([^"]+)".*/\1/\')/gateway-agent'
 ExecStartPre=/bin/chmod 700 gateway-agent
 ExecStartPre=/bin/mkdir -p /opt/nais-device/bin/
 ExecStartPre=/bin/mv gateway-agent /opt/nais-device/bin/