Add sepolicy for new module.

Bug: b/241442337
Test: TH
Change-Id: Ia58e2d4b205638509545a0a2c356cd68862beb1f
diff --git a/apex/com.android.devicelock-file_contexts b/apex/com.android.devicelock-file_contexts
new file mode 100644
index 0000000..83b4b58
--- /dev/null
+++ b/apex/com.android.devicelock-file_contexts
@@ -0,0 +1 @@
+(/.*)?                   u:object_r:system_file:s0