vendor:sepolicy: Add hal_omni_fod domain

Change-Id: I76b76bda2c819faba1a95c92744bf3261f7bc9a0
diff --git a/sepolicy/public/attributes b/sepolicy/public/attributes
new file mode 100644
index 0000000..3c736eb
--- /dev/null
+++ b/sepolicy/public/attributes
@@ -0,0 +1 @@
+hal_attribute(omni_fod)