Merge pull request #31359 from meysam81/meysam/grammatical-error

docs: modify grammatical error ✏️

Author: k8s-ci-robot

content/en/docs/concepts/workloads/controllers/replicationcontroller.md

@@ -266,7 +266,7 @@ Note that we recommend using Deployments instead of directly using Replica Sets,
 
 ### Deployment (Recommended)
 
-[`Deployment`](/docs/concepts/workloads/controllers/deployment/) is a higher-level API object that updates its underlying Replica Sets and their Pods. Deployments are recommended if you want this rolling update functionality because, they are declarative, server-side, and have additional features.
+[`Deployment`](/docs/concepts/workloads/controllers/deployment/) is a higher-level API object that updates its underlying Replica Sets and their Pods. Deployments are recommended if you want the rolling update functionality because, they are declarative, server-side, and have additional features.
 
 ### Bare Pods