Sync fabricbot.json (#20831)

Author: azure-powershell-bot

.github/fabricbot.json

@@ -1064,7 +1064,7 @@
             ],
             "mentionees": [
               "mojayara",
-              "Prasanna-Padmanabhan"
+              "jportugal0"
             ]
           },
           {
@@ -2231,7 +2231,7 @@
               "Migrate"
             ],
             "mentionees": [
-              "shijojoy"
+              "prsadhu-ms-idc"
             ]
           },
           {