Update kubelet-garbage-collection.md

Author: bl-ue

content/en/docs/concepts/cluster-administration/kubelet-garbage-collection.md

@@ -37,14 +37,14 @@ Containers that are not managed by kubelet are not subject to container garbage
 
 ## User Configuration
 
-Users can adjust the following thresholds to tune image garbage collection with the following kubelet flags :
+You can adjust the following thresholds to tune image garbage collection with the following kubelet flags :
 
 1. `image-gc-high-threshold`, the percent of disk usage which triggers image garbage collection.
 Default is 85%.
 2. `image-gc-low-threshold`, the percent of disk usage to which image garbage collection attempts
 to free. Default is 80%.
 
-Users can customize the garbage collection policy through the following kubelet flags:
+You can customize the garbage collection policy through the following kubelet flags:
 
 1. `minimum-container-ttl-duration`, minimum age for a finished container before it is
 garbage collected. Default is 0 minute, which means every finished container will be garbage collected.