[Crash-utility] [ANNOUNCE] crash gcore command, version 1.6.0 is released

[d.hatayama at fujitsu.com]

> > Hagio-san, could you update the description of crash gcore command
> > at https://crash-utility.github.io/extensions.html?
> 
> Updated.  It seems there is no change on its help page.
> Please let me know if any errors.

I confirmed that it is updated as expected.
Thanks for your help.

Thanks.
HATAYAMA, Daisuke