Clean up the modules a little

Modules/CombatAlerter.lua

@@ -1,6 +1,5 @@
-local addonname, shared = ...
+local _, shared = ...
 ---@cast shared HeimdallShared
----@cast addonname string
 local ModuleName = "CombatAlerter"
 
 ---@diagnostic disable-next-line: missing-fields
@@ -20,7 +19,10 @@ function shared.CombatAlerter.Init()
 			return
 		end
 
-		local destination, err = CLEUParser.GetDestName(...)
+		---@type string|nil, string, string
+		local err, source, destination
+
+		destination, err = CLEUParser.GetDestName(...)
 		if err then
 			if Heimdall_Data.config.combatAlerter.debug then
 				print(string.format("[%s] Error getting destination: %s", ModuleName, err))
@@ -39,7 +41,7 @@ function shared.CombatAlerter.Init()
 			return
 		end
 
-		local source, err = CLEUParser.GetSourceName(...)
+		source, err = CLEUParser.GetSourceName(...)
 		if err then
 			if Heimdall_Data.config.combatAlerter.debug then
 				print(string.format("[%s] Error getting source, using 'unknown': %s", ModuleName, err))