Re-add AD auth for SQL big data cluster (#6759)

* Revert "Revert "Initial AD support for BDCs (#6741)" as it breaks linux (#6758)"

This reverts commit 51660b25ef.

* Install kerberos package on linux

extensions/mssql/package.json

@@ -25,6 +25,7 @@
     "figures": "^2.0.0",
     "find-remove": "1.2.1",
     "fs-extra": "^3.0.1",
+    "kerberos": "^1.1.2",
     "request": "^2.88.0",
     "request-promise": "^4.2.2",
     "service-downloader": "github:anthonydresser/service-downloader#0.1.6",
@@ -947,5 +948,8 @@
         }
       ]
     }
+  },
+  "devDependencies": {
+    "@types/kerberos": "^1.1.0"
   }
 }