ITestS3AFileSystemStatistic failure on mvn verify

But succeeds when running by itself. Most likely fs might be reused between tests and we count the fsStats.getBytesRead()

```

[ERROR] Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 2.393 s <<< FAILURE! - in org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic
[ERROR] testBytesReadWithStream(org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic)  Time elapsed: 2.392 s  <<< FAILURE!
java.lang.AssertionError: Mismatch in number of FS bytes read by InputStreams expected:<2048> but was:<69944985>
    at org.junit.Assert.fail(Assert.java:89)
    at org.junit.Assert.failNotEquals(Assert.java:835)
    at org.junit.Assert.assertEquals(Assert.java:647)
    at org.apache.hadoop.fs.s3a.statistics.ITestS3AFileSystemStatistic.testBytesReadWithStream(ITestS3AFileSystemStatistic.java:72)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

```