Add file contexts for com.android.scheduling

Test: Build and flash
Bug: 161353402
Change-Id: I0e897dae34650022dc36cd95bc8519339d615bf8
diff --git a/apex/Android.bp b/apex/Android.bp
index 53303c6..a8e058f 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -161,6 +161,13 @@
 }
 
 filegroup {
+  name: "com.android.scheduling-file_contexts",
+  srcs: [
+    "com.android.scheduling-file_contexts",
+  ],
+}
+
+filegroup {
   name: "com.android.telephony-file_contexts",
   srcs: [
     "com.android.telephony-file_contexts",