soc/amd/genoa: Double HEAP_SIZE to 0x200000

Default value of HEAP_SIZE is 0x100000, since genoa has a lot of
CPU increase the HEAP_SIZE to 0x200000

Change-Id: Idd707200fe72730849267cd3cafc40e44f1f8c5d
Signed-off-by: Varshit Pandya <pandyavarshit@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78894
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/soc/amd/genoa/Kconfig

@@ -152,4 +152,9 @@ config PSP_SOFTFUSE_BITS
 endmenu
 
 
+#TODO: Check if the value of HEAP_SIZE is optimal
+config HEAP_SIZE
+	hex
+	default 0x200000
+
 endif # SOC_AMD_GENOA