fix: Go 1.18 supports was broken because of slices.Contains usage

Author: ccoVeille

maintnotifications/hooks.go

@@ -2,7 +2,6 @@ package maintnotifications
 
 import (
 	"context"
-	"slices"
 
 	"github.com/redis/go-redis/v9/internal"
 	"github.com/redis/go-redis/v9/internal/maintnotifications/logs"
@@ -24,7 +23,7 @@ func (lh *LoggingHook) PreHook(ctx context.Context, notificationCtx push.Notific
 			connID = conn.GetID()
 		}
 		seqID := int64(0)
-		if slices.Contains(maintenanceNotificationTypes, notificationType) {
+		if slicesContains(maintenanceNotificationTypes, notificationType) {
 			// seqID is the second element in the notification array
 			if len(notification) > 1 {
 				if parsedSeqID, ok := notification[1].(int64); !ok {
@@ -40,6 +39,15 @@ func (lh *LoggingHook) PreHook(ctx context.Context, notificationCtx push.Notific
 	return notification, true // Continue processing with unmodified notification
 }
 
+func slicesContains(s []string, str string) bool {
+	for _, v := range s {
+		if v == str {
+			return true
+		}
+	}
+	return false
+}
+
 // PostHook logs the result after processing.
 func (lh *LoggingHook) PostHook(ctx context.Context, notificationCtx push.NotificationHandlerContext, notificationType string, notification []interface{}, result error) {
 	connID := uint64(0)