Merge pull request #50757 from holly-cummins/tidy-test-code

Trivial: Avoid string creation in test

Author: aloubyansky

integration-tests/kubernetes/quarkus-standard-way/src/test/java/io/quarkus/it/kubernetes/DeserializationUtil.java

@@ -46,7 +46,7 @@ static String[] splitDocument(String[] lines) {
 
         while (nLine < lines.length) {
             if (lines[nLine].length() < DOCUMENT_DELIMITER.length()
-                    || !lines[nLine].substring(0, DOCUMENT_DELIMITER.length()).equals(DOCUMENT_DELIMITER)) {
+                    || !lines[nLine].regionMatches(0, DOCUMENT_DELIMITER, 0, DOCUMENT_DELIMITER.length())) {
                 builder.append(lines[nLine]).append(System.lineSeparator());
             } else {
                 documents.add(builder.toString());