Close gopacket connection immediately, basic throttling and assembler mutex removal

* close gopacket conn immediately

* increase last ack threshold to 3 seconds

* remove empty condition

* add periodic stats

* protect connections from concurrent updates

* implement basic throttling base on live streams count

* remove assembler mutex

* pr fixes

* change max conns default to 500

* create connectionId type

* fix linter

tap/tlstapper/tls_poller.go

@@ -34,7 +34,7 @@ type tlsPoller struct {
 	extension      *api.Extension
 	procfs         string
 	pidToNamespace sync.Map
-	fdCache        *simplelru.LRU // Actual typs is map[string]addressPair
+	fdCache        *simplelru.LRU // Actual type is map[string]addressPair
 	evictedCounter int
 }