project/generic-arm: Add base blob for device tree tests on qemu

Bug: 231151995
Change-Id: I5f692a5d84507a930af9f53dbda9421728fb4c83
diff --git a/project/generic-arm-inc.mk b/project/generic-arm-inc.mk
index 23717ce..e0cc117 100644
--- a/project/generic-arm-inc.mk
+++ b/project/generic-arm-inc.mk
@@ -161,6 +161,7 @@
 
 MODULES += \
 	trusty/user/base/app/device_tree/tests/dtb \
+	trusty/user/base/app/device_tree/tests/dtb/base \
 
 ifeq (true,$(call TOBOOL,$(USER_COVERAGE_ENABLED)))
 TRUSTY_ALL_USER_TASKS += \