add header linter to avoid license header mistakes (#1414)

Co-authored-by: Daniel Valdivia <18384552+dvaldivia@users.noreply.github.com>

cmd/console/app_commands_noop.go

@@ -1,6 +1,3 @@
-//go:build !operator
-// +build !operator
-
 // This file is part of MinIO Console Server
 // Copyright (c) 2021 MinIO, Inc.
 //
@@ -17,6 +14,9 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+//go:build !operator
+// +build !operator
+
 package main
 
 import (