### What changes were proposed in this pull request?
This PR regenerate the benchmark results in `core` and `mllib` module in order to compare JDK8/JDK11 result.
### Why are the changes needed?
According to the result, For `PropertiesCloneBenchmark` and `UDTSerializationBenchmark`, JDK11 is slightly faster. In general, there is no regression in JDK11.
### Does this PR introduce any user-facing change?
No.
### How was this patch tested?
This is a test-only PR. Manually run the benchmark.
Closes#25969 from dongjoon-hyun/SPARK-29297.
Authored-by: Dongjoon Hyun <dhyun@apple.com>
Signed-off-by: Dongjoon Hyun <dhyun@apple.com>
## What changes were proposed in this pull request?
Refactor `UDTSerializationBenchmark` to use main method and print the output as a separate file.
Run blow command to generate benchmark results:
```
SPARK_GENERATE_BENCHMARK_FILES=1 build/sbt "mllib/test:runMain org.apache.spark.mllib.linalg.UDTSerializationBenchmark"
```
## How was this patch tested?
Manual tests.
Closes#22499 from seancxmao/SPARK-25489.
Authored-by: seancxmao <seancxmao@gmail.com>
Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
