[SPARK-15273] YarnSparkHadoopUtil#getOutOfMemoryErrorArgument should respect OnOutOfMemoryError parameter given by user

## What changes were proposed in this pull request?

As Nirav reported in this thread:
http://search-hadoop.com/m/q3RTtdF3yNLMd7u

YarnSparkHadoopUtil#getOutOfMemoryErrorArgument previously specified 'kill %p' unconditionally.
We should respect the parameter given by user.

## How was this patch tested?

Existing tests

Author: tedyu <yuzhihong@gmail.com>

Closes #13057 from tedyu/master.