[PATCH, wwwdocs] Update gfortran support of Fortran standards and features

[Jerry D]

On 1/14/26 12:37 PM, Harald Anlauf wrote:
> Dear all,
> 
> we haven't updated the gfortran wiki since ages, so I thought
> to give it a try.  See attached for a proposal.
> 
> I did not yet touch the list of contributors.  So dear
> co-developers, would you please make suggestions whom to add?
> 
> Thanks,
> Harald
> 

Patch reads well here.

Jerry