Few docs updates

website/source/docs/secrets/databases/mssql.html.md

@@ -40,7 +40,7 @@ $ vault write database/roles/readonly \
     db_name=mssql \
     creation_statements="CREATE LOGIN [{{name}}] WITH PASSWORD = '{{password}}';\
         CREATE USER [{{name}}] FOR LOGIN [{{name}}];\
-        GRANT SELECT, INSERT, UPDATE, DELETE ON SCHEMA::dbo TO [{{name}}];" \
+        GRANT SELECT ON SCHEMA::dbo TO [{{name}}];" \
     default_ttl="1h" \
     max_ttl="24h"
     

website/source/docs/secrets/databases/postgresql.html.md

@@ -27,7 +27,7 @@ configuration:
 $ vault write database/config/postgresql \
     plugin_name=postgresql-database-plugin \
     allowed_roles="readonly" \
-    connection_url="postgresql://root:root@localhost:5432/postgres"
+    connection_url="postgresql://root:root@localhost:5432/"
 
 The following warnings were returned from the Vault server:
 * Read access to this endpoint should be controlled via ACLs as it will return the connection details as is, including passwords, if any.