chore(pkg): remove unused util

pkg/util/map.go

@@ -1,19 +0,0 @@
-package utils
-
-import "sort"
-
-type Pair[K comparable, V any] struct {
-	Key   K
-	Value V
-}
-
-func SortMap[K comparable, V any](m map[K]V, less func(i, j Pair[K, V]) bool) []Pair[K, V] {
-	pairs := make([]Pair[K, V], 0, len(m))
-	for k, v := range m {
-		pairs = append(pairs, Pair[K, V]{k, v})
-	}
-	sort.Slice(pairs, func(i, j int) bool {
-		return less(pairs[i], pairs[j])
-	})
-	return pairs
-}