Remove slf4j-simple From parquet-benchmarks Module

The `parquet-benchmarks` module ships with the Log4J logger and the SLF4J "simple" logger. Since this is a stand-alone application and needs Log4J, there is no reason to also use the "simple" logger.

```none

### parquet-benchmarks

[1;34mINFO] Including org.slf4j:slf4j-simple:jar:1.7.22 in the shaded jar.
[1;34mINFO] Including org.slf4j:slf4j-api:jar:1.7.22 in the shaded jar.
[1;34mINFO] Including log4j:log4j:jar:1.2.17 in the shaded jar.
```

**Reporter**: [David Mollitor](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=belugabehr) / @belugabehr
**Assignee**: [David Mollitor](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=belugabehr) / @belugabehr
#### PRs and other links:
- [GitHub Pull Request #740](https://github.com/apache/parquet-mr/pull/740)

_{**Note**: *This issue was originally created as [PARQUET-1755](https://issues.apache.org/jira/browse/PARQUET-1755). Please see the [migration documentation](https://issues.apache.org/jira/browse/PARQUET-2502) for further details.*}