Fix for mic dislosure indicator getting stuck

When mic disclosure indicator comes to minimized state it should check
whether there are still active recordings and if not - dissmiss itself.
That was wrongly happening only if mRevealRecordingPackages is true.
This CL fixes it.

Bug: 161744641
Test: manually
Change-Id: I3009f64ae7afe556e9e4933101a04441c45b95ba