Access control: Allow users with permission to update team, dashboard and folder permissions to list users in OSS (#48275)

* Remove banner when missing permissions to list users

* For OSS allow users to list other users if they have permissions to
write either team, dashboard or folder permissions

pkg/services/sqlstore/org_users_test.go

@@ -62,6 +62,10 @@ func TestSQLStore_GetOrgUsers(t *testing.T) {
 	}
 
 	store := InitTestDB(t, InitTestDBOpt{FeatureFlags: []string{featuremgmt.FlagAccesscontrol}})
+	store.Cfg.IsEnterprise = true
+	defer func() {
+		store.Cfg.IsEnterprise = false
+	}()
 	seedOrgUsers(t, store, 10)
 
 	for _, tt := range tests {