tf-coverity: exclude STM32MP files used to build host tools

plat/st/stm32mp1/plat_def_uuid_config.c is used to build STM32MP fiptool.
plat/st/stm32mp1/stm32mp1_tbb_cert.c is used to build STM32MP cert_create
tool.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I1c8c092bc52ef4c6a3f28b9bbec610ba50c0c779
diff --git a/script/tf-coverity/coverity_tf_conf.py b/script/tf-coverity/coverity_tf_conf.py
index 86a7844..949b34f 100644
--- a/script/tf-coverity/coverity_tf_conf.py
+++ b/script/tf-coverity/coverity_tf_conf.py
@@ -104,4 +104,8 @@
     ("plat/arm/board/sgi575/sgi575_topology.c", "Only used by deprecated SGI575 platform"),
     ("plat/arm/board/sgi575/sgi575_trusted_boot.c", "Only used by deprecated SGI575 platform"),
     ("plat/arm/css/sgi/sgi_ras.c", "Only used by deprecated SGI575 platform"),
+
+    # Exclude the following files used for STM32MP host tools (fiptool and cert_create)
+    ("plat/st/stm32mp1/plat_def_uuid_config.c ", "Used to build STM32MP fiptool"),
+    ("plat/st/stm32mp1/stm32mp1_tbb_cert.c", "Used to build STM32MP cert_create"),
 ]