update storage version

Author: Ank4n

substrate/frame/staking/src/pallet/mod.rs

@@ -72,7 +72,7 @@ pub mod pallet {
 	use crate::{BenchmarkingConfig, PagedExposureMetadata};
 
 	/// The in-code storage version.
-	const STORAGE_VERSION: StorageVersion = StorageVersion::new(16);
+	const STORAGE_VERSION: StorageVersion = StorageVersion::new(17);
 
 	#[pallet::pallet]
 	#[pallet::storage_version(STORAGE_VERSION)]