[ARM][GAS] Fix invalid arm-wince-pe tests.

[Nick Clifton]

Hi Matthew,

> gas/testsuite
> 2015-11-24  Matthew Wahab  <matthew.wahab@arm.com>
>
>      * gas/arm/armv7e-m+fpv5-d16.d: Skip test for *-*-pe, *-wince-* and
>      for *-*-coff targets.
>      * gas/arm/armv7e-m+fpv5-sp-d16.d: Likewise.
>      * gas/arm/blx-bl-convert.d: Likewise.
>      * gas/arm/ldst-offset0.d: Likewise.
>      * gas/arm/thumb2_ldr_immediate_armv6t2.d: Likewise.
>      * gas/arm/armv8-a+pan.s: Adjust test to make it
>      valid for non-ELF targets.
>      * gas/arm/wince.d: Add assembler option "-mccs".
>      * gas/arm/wince_inst.d: Update expected output.

Approved - please apply.

Cheers
   Nick