drm_hwcomposer: CI: Initial build and clang-tidy checks

Build android-agnostic code in linux environment.
Enable static code analysis using clang-tidy.

Signed-off-by: Roman Stratiienko <r.stratiienko@gmail.com>
diff --git a/drm/DrmMode.cpp b/drm/DrmMode.cpp
index 6de671a..6a879e8 100644
--- a/drm/DrmMode.cpp
+++ b/drm/DrmMode.cpp
@@ -16,6 +16,8 @@
 
 #include "DrmMode.h"
 
+#include <cstring>
+
 #include "DrmDevice.h"
 
 namespace android {