codec2: Fix timestampDev issues for AvcDec

If last_frame come with EOS then we need to cloneandSend it.

Test: VtsHidlC2V1_0TargetVideoDecTest -I software -P /sdcard/res/ -C c2.android.avc.decoder
Bug: 123267886
Change-Id: Ieac0d83bd685a7ed601cc70bc1c93cc68f8f58f4
2 files changed