Update University of Colorado Boulder (#7721)

Author: hkamran80

entries/c/colorado.edu.json

@@ -1,16 +1,10 @@
 {
   "University of Colorado Boulder": {
     "domain": "colorado.edu",
-    "tfa": [
-      "sms",
-      "call",
-      "totp",
-      "custom-software"
-    ],
-    "custom-software": [
-      "Microsoft Authenticator"
-    ],
-    "documentation": "https://oit.colorado.edu/services/identity-access-management/multi-factor-authentication",
+    "contact": {
+      "twitter": "CUBoulderOIT",
+      "email": "[email protected]"
+    },
     "categories": [
       "universities"
     ],