Constant frame_support::traits::PALLET_VERSION_STORAGE_KEY_POSTFIX

pub const PALLET_VERSION_STORAGE_KEY_POSTFIX: &[u8] = b":__PALLET_VERSION__:";

The storage key postfix that is used to store the PalletVersion per pallet.

The full storage key is built by using: Twox128(PalletInfo::name) ++ Twox128(PALLET_VERSION_STORAGE_KEY_POSTFIX)