#[rewrite_svc_update_string_table]Expand description
Rewrites a decoded svc_UpdateStringTable packet message.
This is useful for incremental string-table updates that arrive inside
packet data. Return MessageRewrite::Rewrite after mutating the decoded
CSvcMsgUpdateStringTable.
The handler can receive ctx: &Context, tick: u32, and
message: &mut CSvcMsgUpdateStringTable in any order. Return
Result<MessageRewrite, ParserError>.