Update network/edge-services/concepts.mdx

Author: RoRoJ

network/edge-services/concepts.mdx

@@ -60,7 +60,7 @@ The Load Balancer defined by the user as origin for a given Edge Services pipeli
 
 An Edge Services pipeline consists of an [origin](#origin) for which Edge Services requests and [caches](#cache) content, and an [endpoint](#endpoint) from which this content is served via Edge Services. The pipeline's endpoint can be customized with a user-defined [subdomain](#subdomain) and associated [certificate](#certificate) so that Edge Services can serve content over HTTPS. 
 
-You can create an Edge Services pipelines for each of your Object Storage buckets  or Load Balancer origins. Note that the cache can be enabled and disabled at will, so is an optional part of the pipeline, as is the customization of the endpoint.
+You can create an Edge Services pipeline for each of your Object Storage buckets  or Load Balancer origins. Note that the cache can be enabled and disabled at will, so is an optional part of the pipeline, as is the customization of the endpoint.
 
 ## Protocol