Merge pull request #46717 from pegasas/issues/46622

Fix incorrect statement about Basic auth Secrets

Author: k8s-ci-robot

content/en/docs/concepts/configuration/secret.md

@@ -335,7 +335,6 @@ You can create an `Opaque` type for credentials used for basic authentication.
 However, using the defined and public Secret type (`kubernetes.io/basic-auth`) helps other
 people to understand the purpose of your Secret, and sets a convention for what key names
 to expect.
-The Kubernetes API verifies that the required keys are set for a Secret of this type.
 
 ### SSH authentication Secrets