soc/intel/apollolake: fix 'DENSITY' misspelling

DESNITY is not DENSITY. Fix that error.

BUG=b:72728953

Change-Id: I1e4ebec378a20cefc7c1e4114d39b707fc767fc1
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/25735
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/apollolake/include/soc/meminit.h

@@ -65,7 +65,7 @@ enum {
 /* LPDDR4 module density in bits. */
 enum {
 	LP4_8Gb_DENSITY = 2,
-	LP4_12Gb_DESNITY,
+	LP4_12Gb_DENSITY,
 	LP4_16Gb_DENSITY,
 };