[GCC][ARM]: Fix the failing ACLE testcase with correct test directive.

[GCC][ARM]: Fix the failing ACLE testcase with correct test directive.

Hello,

This patch fixes arm acle testcase crc_hf_1.c by modifying the compiler
options directive.

Regression tested on arm-none-eabi and found no regressions.

Ok for trunk? If ok, please commit on my behalf, I don't have the commit
rights.

Thanks,
Srinath.

Applied on behalf of Srinath.

gcc/testsuite/ChangeLog:

2019-11-21  Srinath Parvathaneni  <srinath.parvathaneni@arm.com>

	* gcc.target/arm/acle/crc_hf_1.c: Modify the compiler options directive
	from dg-options to dg-additional-options.

From-SVN: r278588