lmp/bb-config: fix lack of whitespace

Fix lack of whitespace around the assignment:
'COMPOSE_APP_TYPE="restorable"'

Signed-off-by: Ricardo Salveti <ricardo@foundries.io>

Author: ricardosalveti

lmp/bb-config.sh

@@ -113,7 +113,7 @@ APP_SHORTLIST = "${APP_SHORTLIST}"
 APP_PRELOAD_TOKEN_FILE = "/secrets/osftok"
 APP_PRELOAD_REGISTRY_SECRETS_FILE = "/secrets/container-registries"
 APP_PRELOAD_LOG_FILE = "/archive/app-preload.log"
-COMPOSE_APP_TYPE="${COMPOSE_APP_TYPE-restorable}"
+COMPOSE_APP_TYPE = "${COMPOSE_APP_TYPE-restorable}"
 
 # TUF root meta provisioning parameters
 SOTA_TUF_ROOT_PROVISION = "${SOTA_TUF_ROOT_PROVISION-1}"