[SB][Screen Chips] Show a stop dialog when tapping on screen record chip

Bug: 332662551
Flag: com.android.systemui.status_bar_screen_sharing_chips
Test: Start a screen recording -> click on the chip -> verify you see a
dialog.
Test: On dialog, click Close -> verify dialog closes, recording is still
going
Test: On dialog, click Stop recording -> verify dialog closes, recording
is stopped
Test: atest EndScreenRecordingDialogDelegateTest
ScreenRecordChipInteractorTest

Change-Id: I16cd74a663f14e129113bb1defbbde28bdb44a7d