[PATCH 1/2][Binutils][Arm] Fix thumb2 PLT branch offsets

[Nick Clifton]

Hi Tamar,

> bfd/ChangeLog:
> 
> 2020-03-30  Tamar Christina  <tamar.christina@arm.com>
> 
> 	* elf32-arm.c (elf32_thumb2_plt_entry): Fix PC-rel offset.
> 
> ld/ChangeLog:
> 
> 2020-03-30  Tamar Christina  <tamar.christina@arm.com>
> 
> 	* testsuite/ld-arm/arm-elf.exp (thumb-plt): New.
> 	* testsuite/ld-arm/thumb-plt.d: New test.
> 	* testsuite/ld-arm/thumb-plt.s: New test.

Approved - please apply (branch and mainline).

Cheers
  Nick