simplify

Author: idegtiarenko

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/IdentifierGenerator.java

@@ -79,15 +79,15 @@ public static String randomIndexPattern(Feature... features) {
         }
 
         var pattern = maybeQuote(index.toString());
+        if (pattern.contains("|")) {
+            pattern = quote(unquoteIndexPattern(pattern));
+        }
+
         if (canAdd(Features.CROSS_CLUSTER, features)) {
             var cluster = maybeQuote(randomIdentifier());
             pattern = maybeQuote(cluster + ":" + pattern);
         }
 
-        if (pattern.contains("|") && pattern.endsWith("\"") == false) {
-            pattern = quote(unquoteIndexPattern(pattern));
-        }
-
         return pattern;
     }