TBC Anniversary support

[entroscopy]

Doesn't work in TBC Anniversary. Worked in Classic Anniversary. Throws following on login:

Date: 2026-02-16 16:01:31
ID: 1
Error occured in: Global
Count: 1
Message: Interface/AddOns/KillTrack/KillTrack.lua line 33:
   attempt to call global 'GetAddOnMetadata' (a nil value)
Debug:
   [Interface/AddOns/KillTrack/KillTrack.lua]:33: in main chunk
Locals:
NAME = "KillTrack"
KT = <table> {
 Tools = <table> {
 }
 Name = "KillTrack"
}
NO_NAME = "<No Name>"
(*temporary) = nil
(*temporary) = "KillTrack"
(*temporary) = "Version"
(*temporary) = "attempt to call global 'GetAddOnMetadata' (a nil value)"

AddOns:
  Swatter, v12.x.x (Midnight)
  KillTrack, vv2.31.0
  BlizRuntimeLib v2.5.5.65895(EU) <enUS>
  (ck=5d)