[8u] Pick up 8u222-b10 to sh/jdk8u

[Roman Kennke]

Very good, thanks!

Roman


> Upstream aarch64-port/jdk8u-shenandoah had published July CPU, 8u222-b10, let's pick that up. All
> repositories are simple pickups, only hotspot repo needs a merge.
> 
> hotspot changesets:
>   http://cr.openjdk.java.net/~shade/shenandoah/merges/jdk8-8u222-b10/changesets.txt
> 
> hotspot webrev:
>   http://cr.openjdk.java.net/~shade/shenandoah/merges/jdk8-8u222-b10/webrev.01/
> 
> Testing: hotspot_gc_shenandoah {fastdebug,release}
>