engine: resources: Simplify the Watch loop

I had some legacy unnecessary boolean for sending everywhere. Not sure
why I never re-read it, it's so easy to just copy and paste and carry
on.

engine/resources/dhcp.go

@@ -514,7 +514,6 @@ func (obj *DHCPServerRes) Watch(ctx context.Context) error {
 	startupChan := make(chan struct{})
 	close(startupChan) // send one initial signal
 
-	var send = false // send event?
 	for {
 		if obj.init.Debug {
 			obj.init.Logf("Looping...")
@@ -523,7 +522,6 @@ func (obj *DHCPServerRes) Watch(ctx context.Context) error {
 		select {
 		case <-startupChan:
 			startupChan = nil
-			send = true
 
 		case <-closeSignal: // something shut us down early
 			return closeError
@@ -532,11 +530,7 @@ func (obj *DHCPServerRes) Watch(ctx context.Context) error {
 			return nil
 		}
 
-		// do all our event sending all together to avoid duplicate msgs
-		if send {
-			send = false
-			obj.init.Event() // notify engine of an event (this can block)
-		}
+		obj.init.Event() // notify engine of an event (this can block)
 	}
 }