collector/tainted: use year-less copyright header

Co-authored-by: Cursor <cursoragent@cursor.com>
Signed-off-by: Arun S <arun.srinivasan@flipkart.com>

Author: Arun S

collector/tainted_linux.go

@@ -1,4 +1,4 @@
-// Copyright 2024 The Prometheus Authors
+// Copyright The Prometheus Authors
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at

collector/tainted_linux_test.go

@@ -1,4 +1,4 @@
-// Copyright 2024 The Prometheus Authors
+// Copyright The Prometheus Authors
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at