[PATCH][GAS][AArch64] Update Cortex-X1 feature flags

[Przemyslaw Wirkus]

> Subject: Re: [PATCH][GAS][AArch64] Update Cortex-X1 feature flags
> 
> Hi Przemyslaw,
> 
> > 2020-10-05  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>
> >
> > 	* config/tc-aarch64.c: Update Cortex-X1 feature flags.
> 
> Approved - please apply.

commit f9b1d75e91cddd4d44bea7f56781576ae522c0ea

> Cheers
>   Nick
>