Adding delay to account for older chipsets.

Older vendor hard/software needs a slight delay to account for all of
th events when turning airplane more on and off.

Bug: 131853083

Test: atest android.cts.statsd.atom.HostAtomTests#testConnectivityStateChange
Change-Id: Iae941847cd09a8b6bb32bcf205b59fcbaa9ca9ee