Merge "Add `file_contexts` for Release Runtime APEX module."

apex/com.android.runtime.release-file_contexts

+#############################
+# APEX module manifest.
+#
+/manifest\.json          u:object_r:system_file:s0
+
+#############################
+# System files
+#
+(/.*)?                   u:object_r:system_file:s0
+/bin/dex2oat             u:object_r:dex2oat_exec:s0
+/bin/dexoptanalyzer      u:object_r:dexoptanalyzer_exec:s0
+/bin/profman             u:object_r:profman_exec:s0
+/lib(64)?(/.*)?          u:object_r:system_lib_file:s0