Add selinux context for /system_dlkm

Bug: 200082547
Test: Manual
Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
Change-Id: I2207e0b3d508f9a97374724e72fd428a0eae480c
diff --git a/private/file_contexts b/private/file_contexts
index ea5f66f..35fad4e 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -19,6 +19,7 @@
 
 # For kernel modules
 /lib(/.*)?          u:object_r:rootfs:s0
+/system_dlkm(/.*)?  u:object_r:rootfs:s0
 
 # Empty directories
 /lost\+found        u:object_r:rootfs:s0