Update content/hcp-docs/content/docs/vault-radar/agent/correlate-vault.mdx

Co-authored-by: Srinivasa Kartheek <143136667+kartheek-hc@users.noreply.github.com>

Author: jonathanfrappier

content/hcp-docs/content/docs/vault-radar/agent/correlate-vault.mdx

@@ -31,8 +31,8 @@ You need one of the following Vault authentication methods:
 - AppRole
 - Token
 
-The authentication methods requires a policy to all the Vault Radar agent to
-read secrets from Vault.
+The authentication methods require a policy that allows the Vault Radar agent to
+read all KV secrets from Vault.
 
 ### Create a Vault policy