math: remove the deprecated math.mathutil module too

vlib/math/mathutil/mathutil.v

@@ -1,25 +0,0 @@
-// Copyright (c) 2019-2022 Alexander Medvednikov. All rights reserved.
-// Use of this source code is governed by an MIT license
-// that can be found in the LICENSE file.
-module mathutil
-
-[deprecated: 'use math.min instead']
-[deprecated_after: '2022-01-19']
-[inline]
-pub fn min[T](a T, b T) T {
-	return if a < b { a } else { b }
-}
-
-[deprecated: 'use math.max instead']
-[deprecated_after: '2022-01-19']
-[inline]
-pub fn max[T](a T, b T) T {
-	return if a > b { a } else { b }
-}
-
-[deprecated: 'use math.abs instead']
-[deprecated_after: '2022-01-19']
-[inline]
-pub fn abs[T](a T) T {
-	return if a > 0 { a } else { -a }
-}