[Maintenance] Temporarily Ignore TPCH flaky test

Signed-off-by: Jialiang Liang <jiallian@amazon.com>

Author: RyanL1997

integ-test/src/test/java/org/opensearch/sql/calcite/tpch/CalcitePPLTpchIT.java

@@ -17,6 +17,7 @@
 import java.util.Locale;
 import org.json.JSONObject;
 import org.junit.Assume;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.opensearch.sql.ppl.PPLIntegTestCase;
 import org.opensearch.sql.util.Retry;
@@ -39,6 +40,7 @@ public void init() throws Exception {
     loadIndex(Index.TPCH_REGION);
   }
 
+  @Ignore("Flaky test - see https://github.com/opensearch-project/sql/issues/XXXX")
   @Test
   public void testQ1() throws IOException {
     String ppl = sanitize(loadFromFile("tpch/queries/q1.ppl"));