update from msdn links

types/office-js/index.d.ts

@@ -14714,7 +14714,7 @@ declare namespace Office {
          *
          * <tr><td>{@link https://docs.microsoft.com/outlook/add-ins/#extension-points | Applicable Outlook mode}</td><td>Compose or read</td></tr></table>
          *
-         * The ewsUrl value can be used by a remote service to make EWS calls to the user's mailbox. For example, you can create a remote service to {@link https://msdn.microsoft.com/library/office/dn148008.aspx | get attachments from the selected item}.
+         * The ewsUrl value can be used by a remote service to make EWS calls to the user's mailbox. For example, you can create a remote service to {@link https://docs.microsoft.com/outlook/add-ins/get-attachments-of-an-outlook-item | get attachments from the selected item}.
          *
          * Note: This member is not supported in Outlook for iOS or Outlook for Android.
          */
@@ -14829,7 +14829,7 @@ declare namespace Office {
          * <tr><td>{@link https://docs.microsoft.com/outlook/add-ins/#extension-points | Applicable Outlook mode}</td><td>Compose or read</td></tr></table>
          *
          * Item IDs retrieved via EWS or via the itemId property use a different format than the format used by REST APIs (such as the 
-         * {@link https://msdn.microsoft.com/office/office365/APi/mail-rest-operations | Outlook Mail API} or the {@link http://graph.microsoft.io/ | Microsoft Graph}. 
+         * {@link https://docs.microsoft.com/previous-versions/office/office-365-api/api/version-2.0/mail-rest-operations | Outlook Mail API} or the {@link http://graph.microsoft.io/ | Microsoft Graph}. 
          * The convertToRestId method converts an EWS-formatted ID into the proper format for REST.
          *
          * @param itemId An item ID formatted for Exchange Web Services (EWS)
@@ -15098,7 +15098,7 @@ declare namespace Office {
          * <tr><td>{@link https://docs.microsoft.com/outlook/add-ins/#extension-points | Applicable Outlook mode}</td><td>Compose and read</td></tr></table>
          *
          * The getUserIdentityTokenAsync method returns a token that you can use to identify and 
-         * {@link https://msdn.microsoft.com/library/office/fp179828.aspx | authenticate the add-in and user with a third-party system}.
+         * {@link https://docs.microsoft.com/outlook/add-ins/authentication | authenticate the add-in and user with a third-party system}.
          *
          * @param callback When the method completes, the function passed in the callback parameter is called with a single parameter of 
          *                 type Office.AsyncResult.