add patch to remove fastd random delay on inital handshake

patches/packages/packages/0002-fastd-remove-random-delay-on-inital-handshake.patch

+From: Nico <github@nicoboehr.de>
+Date: Mon, 26 Apr 2021 14:12:43 +0000
+Subject: fastd: remove random delay on inital handshake
+
+When a peer limit is defined, fastd will by default randomly delay
+the inital handshake. As our gateways delay their handshake to
+better distribute their load, this is undesireable.
+
+diff --git a/net/fastd/patches/0100-remove-random-delay-on-inital-handshake.patch b/net/fastd/patches/0100-remove-random-delay-on-inital-handshake.patch
+new file mode 100644
+index 0000000000000000000000000000000000000000..40ca26812bda65d8b08a1034e23d1b2335c77259
+--- /dev/null
++++ b/net/fastd/patches/0100-remove-random-delay-on-inital-handshake.patch
+@@ -0,0 +1,23 @@
++--- a/src/peer.c
+++++ b/src/peer.c
++@@ -322,19 +322,11 @@ static void reset_peer(fastd_peer_t *pee
++ 
++ /**
++    Starts the first handshake with a newly setup peer
++-
++-   If a peer group has a peer limit the handshakes will be delayed between 0 and 3 seconds
++-   make the choice of peers random (it will be biased by the latency, which might or might not be
++-   what a user wants)
++ */
++ static void init_handshake(fastd_peer_t *peer) {
++-	unsigned delay = 0;
++-	if (has_group_config_constraints(peer->group))
++-		delay = fastd_rand(0, 3000);
++-
++ 	peer->state = STATE_HANDSHAKE;
++ 
++-	fastd_peer_schedule_handshake(peer, delay);
+++	fastd_peer_schedule_handshake(peer, 0);
++ }
++ 
++ /** Handles an asynchronous DNS resolve response */