Remove tracking bugs that have been resolved

Bug: 69175449
Bug: 69197466
Test: build
Change-Id: I11e46b65449cb6f451ecab8d4dff9adc162fe115

private/bug_map

 priv_app firstboot_prop file 63801215
-update_engine update_engine capability 69197466
 vold system_data_file file 62140539
-system_server proc file 69175449
 system_server vendor_framework_file dir 68826235
 crash_dump app_data_file dir 68319037
 crash_dump bluetooth_data_file 68319037