backport of commit f8c85b0 (#24435)

Co-authored-by: Eduardo Medeiros <[email protected]>

website/content/docs/configuration/vault.mdx

@@ -19,7 +19,7 @@ Alternatively, Nomad servers may be configured with a high-privileged Vault
 token that is used to derive fine-grained tokens for tasks. Refer to
 [Token-based Authentication](#token-based-authentication) for configuration
 details. This workflow is deprecated and will be removed in a future version of
-Nomad. Using using workload identities is strongly recommended as it is easier
+Nomad. Using workload identities is strongly recommended as it is easier
 to manage and more secure.
 
 Refer to the [Nomad and Vault Integration][nomad-vault] page for more