fix build dashboard error #315
Description
Packaging an Ubuntu 20.04 package of Apache APISIX Dashboard
make package type=deb app=apisix version=2.2 checkout=2.2 ls output/ apisix-dashboard_2.2-0~ubuntu20.04_amd64.deb
app=dashboard
{{ message }}
Packaging an Ubuntu 20.04 package of Apache APISIX Dashboard
make package type=deb app=apisix version=2.2 checkout=2.2 ls output/ apisix-dashboard_2.2-0~ubuntu20.04_amd64.deb
app=dashboard