testsuite: [arm/mve] Fix mve_move_gpr_to_gpr.c

This test can pass with a hard-float toolchain, provided we don't
force -mfloat-abi=softfp.

This patch removes this useless option, as well as -save-temps which
is implied by arm_v8_1m_mve_fp.

2020-04-22  Christophe Lyon  <christophe.lyon@linaro.org>

	gcc/testsuite/
	* gcc.target/arm/mve/intrinsics/mve_move_gpr_to_gpr.c: Remove
	useless options.

gcc/testsuite/ChangeLog

 2020-04-22  Christophe Lyon  <christophe.lyon@linaro.org>
 
+        * gcc.target/arm/mve/intrinsics/mve_move_gpr_to_gpr.c: Remove
+        useless options.
+
+2020-04-22  Christophe Lyon  <christophe.lyon@linaro.org>
+
         * gcc.target/arm/mve/intrinsics/mve_fp_fpu1.c: Use arm_hard_ok
         effective target and arm_v8_1m_mve_fp options.
         * gcc.target/arm/mve/intrinsics/mve_fp_fpu2.c: Use arm_softfp_ok

gcc/testsuite/gcc.target/arm/mve/intrinsics/mve_move_gpr_to_gpr.c

 /* { dg-require-effective-target arm_v8_1m_mve_fp_ok } */
 /* { dg-add-options arm_v8_1m_mve_fp } */
-/* { dg-additional-options "-O2 -mfloat-abi=softfp --save-temps" } */
+/* { dg-additional-options "-O2" } */
 
 #include "arm_mve.h"