Fix country ID in the documentation

Signed-off-by: Graham <gpe@openrs2.org>

share/doc/protocol/world-list.md

@@ -34,8 +34,8 @@ The following fields are always present:
 #### Country
 
 | Data type          | Description |
-|--------------------|----------------|
-| UnsignedShortSmart | Flag sprite ID |
+|--------------------|-------------|
+| UnsignedShortSmart | ID          |
 | VersionedString    | Name        |
 
 #### World
@@ -43,7 +43,7 @@ The following fields are always present:
 | Data type          | Description                                  |
 |--------------------|----------------------------------------------|
 | UnsignedShortSmart | Offset (world ID minus the minimum world ID) |
-| UnsignedByte       | Country ID (from the list in the packet)     |
+| UnsignedByte       | Country index (in the list in the packet)    |
 | Int                | Flags (see below)                            |
 | VersionedString    | Activity                                     |
 | VersionedString    | Hostname                                     |