soc/amd/picasso: Remove now unused #define

This #define wasn't removed when the tests were removed, so get rid
of it now.

BUG=None
TEST=Build

Signed-off-by: Martin Roth <martinroth@chromium.org>
Change-Id: Ie0005b6ee97037bf3dfb80f0c2408d8bd9ee9633
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44537
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

src/soc/amd/picasso/psp_verstage/psp_verstage.c

@@ -12,8 +12,6 @@
 #include <stdarg.h>
 #include <stdio.h>
 
-#define RUN_PSP_SVC_TESTS 0
-
 extern char _bss_start, _bss_end;
 static struct mem_region_device boot_dev =
 		MEM_REGION_DEV_RO_INIT(NULL, CONFIG_ROM_SIZE);