chore: rename inferium-upgrader into mystical-upgrader

install.lua

@@ -1,7 +1,7 @@
 local LIST_TURTLE_FILES = {
   'miner.lua',
   'coal-crafter.lua',
-  'inferium-upgrader.lua',
+  'mystical-upgrader.lua',
   'inferium-harvester.lua',
   'inferium-server.lua'
 };
@@ -40,6 +40,7 @@ local LIST_GLOBAL_CONFIG_FILES = {
 
 -- old files that need to be cleaned up
 local LIST_OLD_FILES = {
+  'inferium-upgrader-lua',
   'config/inferium-plans.lua',
   'config/harvesting.lua'
 }