add 1 more networking patch and add comments to dropped patches

patches/server/Optimise-non-flush-packet-sending.patch

@@ -23,15 +23,6 @@ diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/net/minecraft/network/Connection.java
 +++ b/src/main/java/net/minecraft/network/Connection.java
-@@ -0,0 +0,0 @@ import org.slf4j.Logger;
- import org.slf4j.Marker;
- import org.slf4j.MarkerFactory;
- 
-+
-+import io.netty.util.concurrent.AbstractEventExecutor; // Paper
- public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
- 
-     private static final float AVERAGE_PACKETS_SMOOTHING = 0.75F;
 @@ -0,0 +0,0 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
          if (this.channel.eventLoop().inEventLoop()) {
              this.doSendPacket(packet, callbacks, enumprotocol, enumprotocol1, flush); // Paper
@@ -40,7 +31,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
 +            // note: since the type is not dynamic here, we need to actually copy the old executor code
 +            // into two branches. On conflict, just re-copy - no changes were made inside the executor code.
 +            if (!flush) {
-+                AbstractEventExecutor.LazyRunnable run = () -> {
++                io.netty.util.concurrent.AbstractEventExecutor.LazyRunnable run = () -> {
 +                    this.doSendPacket(packet, callbacks, enumprotocol, enumprotocol1, flush); // Paper - add flush parameter
 +                };
 +                this.channel.eventLoop().execute(run);