Pull request: 5035-more-clients-netip-addr

Updates #5035.

Squashed commit of the following:

commit 1934ea14299921760e9fcf6dd9053bd3155cb40e
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed Nov 9 14:19:54 2022 +0300

    all: move more client code to netip.Addr

internal/aghnet/net_test.go

@@ -188,7 +188,7 @@ func TestBroadcastFromIPNet(t *testing.T) {
 }
 
 func TestCheckPort(t *testing.T) {
-	laddr := netip.AddrPortFrom(IPv4Localhost(), 0)
+	laddr := netip.AddrPortFrom(netutil.IPv4Localhost(), 0)
 
 	t.Run("tcp_bound", func(t *testing.T) {
 		l, err := net.Listen("tcp", laddr.String())