Rename multiple T-51 and T-60 power armor helmet <label> entries to a consistent '<style> T-51/T-60 Power Armor Helmet' format for clearer in-game names (e.g. Hotrodder Flame, Shark Paint, Hotpink, Abraxo, Sugar Bombs). Also update PowerArmorStation <size> from (3,3) to (2,2) to reduce its footprint.