Replace util.SliceXxx with slices.Xxx (#26958)

routers/web/repo/issue.go

@@ -12,6 +12,7 @@ import (
 	"math/big"
 	"net/http"
 	"net/url"
+	"slices"
 	"sort"
 	"strconv"
 	"strings"
@@ -3628,7 +3629,7 @@ func issuePosters(ctx *context.Context, isPullList bool) {
 	if search == "" && ctx.Doer != nil {
 		// the returned posters slice only contains limited number of users,
 		// to make the current user (doer) can quickly filter their own issues, always add doer to the posters slice
-		if !util.SliceContainsFunc(posters, func(user *user_model.User) bool { return user.ID == ctx.Doer.ID }) {
+		if !slices.ContainsFunc(posters, func(user *user_model.User) bool { return user.ID == ctx.Doer.ID }) {
 			posters = append(posters, ctx.Doer)
 		}
 	}