[ci skip] Add more patch identifying comments

patches/server/revert-serverside-behavior-of-keepalives.patch

@@ -64,7 +64,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
                  this.send(new ClientboundKeepAlivePacket(this.keepAliveChallenge));
              }
          }
-+        // Paper end
++        // Paper end - give clients a longer time to respond to pings as per pre 1.12.2 timings
  
          this.server.getProfiler().pop();
      }