ARM: pull in <asm/simd.h> from asm-generic

Change-Id: I2a3b4752e29699a1b83eeb36e55cae0e13c3ca2a
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>

arch/arm/include/asm/Kbuild

@@ -24,6 +24,7 @@ generic-y += sembuf.h
 generic-y += serial.h
 generic-y += shmbuf.h
 generic-y += siginfo.h
+generic-y += simd.h
 generic-y += sizes.h
 generic-y += socket.h
 generic-y += sockios.h