Merge pull request #42502 from dejanu/update_doc

update container-runtime.md

Author: k8s-ci-robot

content/en/docs/reference/glossary/container-runtime.md

@@ -11,7 +11,8 @@ tags:
 - fundamental
 - workload
 ---
- The container runtime is the software that is responsible for running containers.
+ A fundamental component that empowers Kubernetes to run containers effectively.
+ It is responsible for managing the execution and lifecycle of containers within the Kubernetes environment.
 
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