Update proxied value in sans.json

Changed the value of 'proxied' from a boolean to a string.

domains/sans.json

@@ -5,7 +5,7 @@
     },    
     "records": {
         "CNAME": "bricksarecool.github.io",
-        "proxied": true,
+        "proxied": 'true',
         "MX": [
           "mx1.improvmx.com.",
           "mx2.improvmx.com."