[AArch64] Also puts value in place for R_AARCH64_RELATIVE

[Nick Clifton]

Hi Jiong,

> static linking stage for scenario described above.  Meanwhile I noticed
> old AArch64 android loader has a bug (PR19163) which relies on current
> linker behavior as a workaround, so the same option --no-apply-dynamic-relocs
> added.

The patch looks OK to me, but it is lacking one detail: since you are adding a 
new feature to the linker you need to add some documentation to ld/ld.texinfo
and mentions it in ld/NEWS.

Cheers
  Nick