enable all csv tests

Author: jan-elastic

x-pack/plugin/esql/qa/testFixtures/src/main/java/org/elasticsearch/xpack/esql/CsvAssert.java

@@ -280,7 +280,7 @@ private static void dataFailure(
         fail(description + System.lineSeparator() + describeFailures(dataFailures) + actual + expected);
     }
 
-    private static final int MAX_ROWS = 1000;
+    private static final int MAX_ROWS = 25;
 
     private static String pipeTable(
         String description,

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

@@ -191,7 +191,7 @@ public class CsvTests extends ESTestCase {
 
     @ParametersFactory(argumentFormatting = "%2$s.%3$s")
     public static List<Object[]> readScriptSpec() throws Exception {
-        List<URL> urls = classpathResources("/sample.csv-spec");
+        List<URL> urls = classpathResources("/*.csv-spec");
         assertThat("Not enough specs found " + urls, urls, hasSize(greaterThan(0)));
         return SpecReader.readScriptSpec(urls, specParser());
     }