Fix: Include the users onPremSyncBehavior API in the OpenAPI spec (#3407)

Co-authored-by: Darshan Maiya <[email protected]>

Author: darshanmaiya

config/ModulesMapping.jsonc

@@ -37,7 +37,7 @@
   "Security": "^security\\.|^users.security$",
   "Sites": "^sites.baseSitePage$|^sites.site$|^sites.itemAnalytics$|^sites.columnDefinition$|^sites.contentType$|^sites.drive$|^sites.list$|^sites.sitePage$|^sites.permission$|^sites.store$|^users.site$|^groups.site$|^sites.*.Functions$|^sites.*.Actions$|^sites.richLongRunningOperation$|^termStore.sets.ListChildren$|^admin.sharepoint$",
   "Teams": "^teams\\.|^chats\\.|^users.chat$|^appCatalogs.teamsApp$|^users.userTeamwork$|^teamwork\\.|^users.team$|^groups.team$",
-  "Users": "^users.user$|^users.directoryObject$|^users.licenseDetails$|^users.mailboxSettings|^users.notification$|^users.outlookUser$|^users.profilePhoto$|^users.userSettings$|^users.extension$|^users.oAuth2PermissionGrant$|^users.todo$|^users.itemInsights$|^users.servicePrincipal$",
+  "Users": "^users.user$|^users.directoryObject$|^users.licenseDetails$|^users.mailboxSettings|^users.notification$|^users.outlookUser$|^users.profilePhoto$|^users.userSettings$|^users.extension$|^users.oAuth2PermissionGrant$|^users.onPremisesSyncBehavior$|^users.todo$|^users.itemInsights$|^users.servicePrincipal$",
   "Users.Actions": "^users.*.Actions$",
   "Users.Functions": "^users.*.Functions$",
   "WindowsUpdates": "^admin.adminWindows$"