Don't disconnect after HEARTBEAT_ACK has timed out
Don't disconnect after HEARTBEAT_ACK has timed out

The change to gateway v5 has caused issues with people and I'm suspecting this particular bit.

Roughsketch/discordrb,megumisonoda/discordrb,VxJasonxV/discordrb,meew0/discordrb,Roughsketch/discordrb,megumisonoda/discordrb,meew0/discordrb,VxJasonxV/discordrb