Fix test failure

Signed-off-by: Tomoyuki Morita <[email protected]>

Author: ykmr1224

integ-test/src/test/java/org/opensearch/sql/calcite/standalone/CalcitePPLPermissiveIntegTestCase.java

@@ -37,7 +37,11 @@ protected Settings getSettings() {
 
   protected void assertExplainYaml(String query, String expectedYaml) {
     String actualYaml = explainQueryYaml(query);
-    assertTrue(getMessage(expectedYaml, actualYaml), expectedYaml.equals(actualYaml));
+    assertTrue(getMessage(expectedYaml, actualYaml), normalizeLf(expectedYaml).equals(actualYaml));
+  }
+
+  private static String normalizeLf(String value) {
+    return value == null ? null : value.replace("\r\n", "\n");
   }
 
   private String getMessage(String expectedYaml, String actualYaml) {