[HUDI-4499] Tweak default retry times for flink metadata table lock

Author: danny0405

hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java

@@ -225,6 +225,7 @@ public static HoodieWriteConfig getHoodieClientConfig(
                 .withLockProvider(FileSystemBasedLockProvider.class)
                 .withLockWaitTimeInMillis(2000L) // 2s
                 .withFileSystemLockExpire(1) // 1 minute
+                .withClientNumRetries(30)
                 .withFileSystemLockPath(StreamerUtil.getAuxiliaryPath(conf))
                 .build())
             .withPayloadConfig(HoodiePayloadConfig.newBuilder()