fix: resolve exported type stuttering issues (revive)

- Rename VaultMetadata to Metadata in internal/vault package to avoid stuttering
- Rename BIP85DRNG to DRNG in pkg/bip85 package to avoid stuttering
- Update all references in code and tests

internal/cli/version.go

@@ -126,6 +126,7 @@ func (cli *Instance) ListVersions(cmd *cobra.Command, secretName string) error {
 				status = "current (error)"
 			}
 			fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\n", version, "-", status, "-", "-")
+
 			continue
 		}
 
@@ -192,5 +193,6 @@ func (cli *Instance) PromoteVersion(cmd *cobra.Command, secretName string, versi
 	}
 
 	cmd.Printf("Promoted version %s to current for secret '%s'\n", version, secretName)
+
 	return nil
 }