PAST: Convert address type for sync established event correctly

Bug: 254373686
Test: gd/cert/run
Test: ./bluetooth_test_gd_unit64 --gtest_filter=*PeriodicSyncManagerTest* --gtest_repeat=1000
Tag: #refactor
BYPASS_LONG_LINES_REASON: Bluetooth likes 120 lines

Change-Id: I39ad9d9cbdb5f1397e87132c3f16a4f13c0cbb7b