[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/scripts/selinux/Makefile b/src/kernel/linux/v4.19/scripts/selinux/Makefile
new file mode 100644
index 0000000..b3048b8
--- /dev/null
+++ b/src/kernel/linux/v4.19/scripts/selinux/Makefile
@@ -0,0 +1 @@
+subdir-y := mdp genheaders