Replace some ENV_ROMSTAGE with ENV_RAMINIT

With a combined bootblock+romstage ENV_ROMSTAGE might no
longer evaluate true.

Change-Id: I733cf4e4ab177e35cd260318556ece1e73d082dc
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/63376
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

src/include/rules.h

@@ -294,6 +294,7 @@
 
 #define ENV_CREATES_CBMEM	ENV_ROMSTAGE
 #define ENV_HAS_CBMEM		(ENV_ROMSTAGE | ENV_POSTCAR | ENV_RAMSTAGE)
+#define ENV_RAMINIT		ENV_ROMSTAGE
 
 #if ENV_X86
 #define ENV_HAS_SPINLOCKS		!ENV_ROMSTAGE_OR_BEFORE