env: Add support for storing env variables in SCSI devices

Allow SCSI to be able to store environment variables.

Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Acked-by: Casey Connolly <casey.connolly@linaro.org>
diff --git a/env/env.c b/env/env.c
index dbaeedc..7a9c96b 100644
--- a/env/env.c
+++ b/env/env.c
@@ -46,6 +46,9 @@
 #ifdef CONFIG_ENV_IS_IN_MMC
 	ENVL_MMC,
 #endif
+#ifdef CONFIG_ENV_IS_IN_SCSI
+	ENVL_SCSI,
+#endif
 #ifdef CONFIG_ENV_IS_IN_NAND
 	ENVL_NAND,
 #endif