RFR: [vectorIntrinsics] Update the jmh version to 1.22 for vector benchmark

[Xiaohong Gong]

Hi Paul,

 > > Did you consider upgrading to the latest release f JMH at 1.25.1?
 > 
 > Sure, thanks for your advice! I will try the latest JMH version,
 > and will update the patch after finishing the testing.

I'v updated the jmh version to 1.25.1. 
Here is the new webrev: 
http://cr.openjdk.java.net/~xgong/vectorapi/rfr/8252498/webrev.01/

Do you mind taking a look at it again? Thanks!

Thanks,
Xiaohong Gong