Update private-arcter project description and quota

terraform/config/main.tf

 # Main configuration for our project.
 
-# Example
+# Project used by @arcter for private projects
 resource "harbor_project" "private-arcter" {
   name          = "private-arcter"
-  storage_quota = 1
+  storage_quota = 2
 }
 
 resource "harbor_project_member_group" "private-arcter" {