fix(lb): concepts (scaleway#4204)

Author: RoRoJ

network/load-balancer/concepts.mdx

@@ -1,13 +1,13 @@
 ---
 meta:
   title: Load Balancers - Concepts
-  description: This page explains all the concepts related to Load Balancer
+  description: Learn the key concepts of Scaleway Load Balancer: optimize traffic distribution, ensure high availability, and enhance application performance.
 content:
   h1: Load Balancers - Concepts
-  paragraph: This page explains all the concepts related to Load Balancer
+  paragraph: Learn the key concepts of Scaleway Load Balancer: optimize traffic distribution, ensure high availability, and enhance application performance.
 tags: load-balancer load balancer acl backend balancing-rule frontend health-check proxy s3-failover protocol ssl
 dates:
-  validation: 2024-07-08
+  validation: 2025-01-13
 categories:
   - networks
 ---