Typo: ugrades -> upgrades (#2383)

Co-authored-by: Visha Angelova <[email protected]>

Author: BenJ1337

reference/fleet/install-on-kubernetes-using-helm.md

@@ -8,7 +8,7 @@ products:
 
 # Install Elastic Agent on Kubernetes using Helm [install-on-kubernetes-using-helm]
 
-Starting with {{stack}} version 8.16, a Helm chart is available for installing {{agent}} in a Kubernetes environment. A Helm-based install offers several advantages, including simplified deployment, availability in marketplaces, streamlined ugrades, as well as quick rollbacks whenever they’re needed.
+Starting with {{stack}} version 8.16, a Helm chart is available for installing {{agent}} in a Kubernetes environment. A Helm-based install offers several advantages, including simplified deployment, availability in marketplaces, streamlined upgrades, as well as quick rollbacks whenever they’re needed.
 
 Features of the Helm-based {{agent}} install include: