crash_dump: read bootstrap libs

Required for nicer stacks for crashes
and ANRs, etc..

Bug: N/A
Test: adb shell am hang, check servicemanager
  section no longer displays warnings now that
  that it is dumped by watchdog
Change-Id: I49a93c1fec9c3219c11dc1a82440c7c2a1944010
diff --git a/private/crash_dump.te b/private/crash_dump.te
index 6cc1828..27baaff 100644
--- a/private/crash_dump.te
+++ b/private/crash_dump.te
@@ -32,6 +32,10 @@
 allow crash_dump apex_art_data_file:dir { getattr search };
 allow crash_dump apex_art_data_file:file r_file_perms;
 
+# Allow crash dump to read bootstrap libraries
+allow crash_dump system_bootstrap_lib_file:dir { getattr search };
+allow crash_dump system_bootstrap_lib_file:file r_file_perms;
+
 # Read Vendor APEX directories
 allow crash_dump vendor_apex_metadata_file:dir { getattr search };