Increase max compilations per minute in tests

Large test suites with unfortunate seed choices can easily exceed the
1000 script compilations per minute limit. This commit increases the
limit in integration tests to 2048.

test/framework/src/main/java/org/elasticsearch/test/ESIntegTestCase.java

@@ -1721,7 +1721,7 @@ public abstract class ESIntegTestCase extends ESTestCase {
             // from failing on nodes without enough disk space
             .put(DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_LOW_DISK_WATERMARK_SETTING.getKey(), "1b")
             .put(DiskThresholdSettings.CLUSTER_ROUTING_ALLOCATION_HIGH_DISK_WATERMARK_SETTING.getKey(), "1b")
-            .put(ScriptService.SCRIPT_MAX_COMPILATIONS_PER_MINUTE.getKey(), 1000)
+            .put(ScriptService.SCRIPT_MAX_COMPILATIONS_PER_MINUTE.getKey(), 2048)
             // by default we never cache below 10k docs in a segment,
             // bypass this limit so that caching gets some testing in
             // integration tests that usually create few documents