AN UNBIASED VIEW OF ASTRA PREMIUM SITES PLUGIN

As the 'is_tx = 0' can not be moved in the entire handler due to a feasible race in between the delay in switching to STATE_RX_AACK_ON as well as a new interrupt, we introduce an intermediate 'was_tx' boolean only for this reason. There isn't a Fixes tag implementing right here, numerous variations have already been produced on this area and the is