[Java] Upgrade to JMH 1.16.

Author: mjpt777

build.gradle

@@ -389,8 +389,8 @@ project(':sbe-benchmarks') {
 
  dependencies {
  compile project(':sbe-tool')
- compile 'org.openjdk.jmh:jmh-core:1.15'
- compile 'org.openjdk.jmh:jmh-generator-annprocess:1.15'
+ compile 'org.openjdk.jmh:jmh-core:1.16'
+ compile 'org.openjdk.jmh:jmh-generator-annprocess:1.16'
  compile files('build/classes/generated')
  }