Syntax highlighting of server-protocol/Packet_0x99

# Packet 0x99

Clients send this message to the login server after receiving a timestamp ([Packet 0xB1](server-protocol/Packet_0xB1)), and this effectively acts as requesting the ship list.

## Dreamcast Packet Format (Client->Server)
| Bytes | Meaning |
| --- | --- |
| 0x00 | Packet Type (0x99) |
| 0x01 | Flags (0x00) |
| 0x02-0x03 | Packet Size (0x0004) |