Improve documentation (#269)

* Update

Signed-off-by: David VIEJO <[email protected]>

* Update sidebar configuration to reflect correct path for Hashicorp Vault documentation

Signed-off-by: David VIEJO <[email protected]>

---------

Signed-off-by: David VIEJO <[email protected]>

Author: dviejokfs

website-docs/docs/security/hashicorp-vault.md renamed to website-docs/docs/user-guide/hashicorp-vault.md

@@ -29,6 +29,7 @@ const sidebars: SidebarsConfig = {
 		"User Guide": [
 			"user-guide/network-config",
 			"user-guide/network-config-kubernetes",
+			"user-guide/hashicorp-vault",
 			"user-guide/create-channel",
 			"user-guide/install-chaincode",
 			"user-guide/enroll-users",