bumped up golang version to 1.23

to.go

@@ -36,7 +36,7 @@ func ToList[T any](s []T) *list.List {
 
 // ToMap returns a map containing all values of s.
 // The map key-value pairs are determined by mapper
-func ToMap[T any, K comparable, V any](s []T, mapper func(T) (K, V)) map[K]V {
+func ToMap[T any, K comparable, V any](s []T, mapper MapMapper[T, K, V]) map[K]V {
 	m := map[K]V{}
 	Each(s, func(value T) {
 		k, v := mapper(value)