Automatic bundle update

core/assets/bundles/bundle_tk.properties

@@ -2061,6 +2061,7 @@ hint.waveFire = [accent]Wave[] turrets with water as ammunition will automatical
 hint.generator = :combustion-generator: [accent]Combustion Generators[] burn coal and transmit power to adjacent blocks.\n\nPower transmission range can be extended with :power-node: [accent]Power Nodes[].
 hint.guardian = [accent]Guardian[] units are armored. Weak ammo such as [accent]Copper[] and [accent]Lead[] is [scarlet]not effective[].\n\nUse higher tier turrets or :graphite: [accent]Graphite[] :duo:Duo/:salvo:Salvo ammunition to take Guardians down.
 hint.coreUpgrade = Cores can be upgraded by [accent]placing higher-tier cores over them[].\n\nPlace a :core-foundation: [accent]Foundation[] core over the :core-shard: [accent]Shard[] core. Make sure it is free from nearby obstructions.
+hint.cannotUpgrade = A [red]:tree:[] icon over a payload unit indicates that its upgraded version is not researched yet.\n\nUnit upgrades must be researched in the [accent]:tree: tech tree[] before they can be produced in reconstructors.
 hint.presetLaunch = Gray [accent]landing zone sectors[], such as [accent]Frozen Forest[], can be launched to from anywhere. They do not require capture of nearby territory.\n\n[accent]Numbered sectors[], such as this one, are [accent]optional[].
 hint.presetDifficulty = This sector has a [scarlet]high enemy threat level[].\nLaunching to such sectors is [accent]not recommended[] without proper technology and preparation.
 hint.coreIncinerate = After the core is filled to capacity with an item, any extra items of that type it receives will be [accent]incinerated[].