[PATCH] Fix missing cppflags

[Duc Doan]

Please apply this patch in order to build the BSP.

Best,

Duc Doan

---
 spec/build/bsps/arm/grp.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/spec/build/bsps/arm/grp.yml b/spec/build/bsps/arm/grp.yml
index b33cc9cdda..d4d259b60c 100644
--- a/spec/build/bsps/arm/grp.yml
+++ b/spec/build/bsps/arm/grp.yml
@@ -1,7 +1,10 @@
 SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
 build-type: group
+cflags: []
 copyrights:
 - Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+cppflags: []
+cxxflags: []
 enabled-by: true
 includes: []
 install:
-- 
2.36.1