refactor: simplify ssl_mode check per bot review

The ssl_mode values verify-ca and verify-full are already normalized
to 'require' earlier in the function (line 689), so we only need to
check for 'require' in the conditional.

backend/windmill-api/src/settings.rs

@@ -701,7 +701,7 @@ async fn setup_ducklake_catalog_db_inner(
         sslmode = ssl_mode
     );
 
-    let (client, connection) = if ssl_mode == "require" || ssl_mode == "verify-ca" || ssl_mode == "verify-full" {
+    let (client, connection) = if ssl_mode == "require" {
         use native_tls::TlsConnector;
         use postgres_native_tls::MakeTlsConnector;