[Buildroot] [PATCH v3 07/10] elf2flt: use new upstream site and add ARM patch

[Waldemar Brodkorb]

Hi THomas,
Thomas Petazzoni wrote,

> The uClinux developers now have a Github with elf2flt code, with an
> upstream that is again active. Let's switch to this upstream, to which
> Waldemar is contributing as well.
> 
> We also add an ARM patch from Waldemar that is needed to make ARM FLAT
> binaries work properly. Since this commit was on the previously used
> upstream, we add it together with the change of upstream location to
> keep the same functionality level.

Patch is applied upstream, please use latest git hash,
thx
 Waldemar