Add field names to pallet Event variants (#9993)

* convert pallet-assets events to struct types

* updated events of a couple pallets

* updated pallet event field names

* update pallet event field names

* updated events in test files

* cargo fmt

* minorfixes

* fix assertion error

* minor fix

* formatting fix

* fmt

substrate/frame/indices/src/lib.rs

@@ -105,7 +105,7 @@ pub mod pallet {
 				*maybe_value = Some((who.clone(), T::Deposit::get(), false));
 				T::Currency::reserve(&who, T::Deposit::get())
 			})?;
-			Self::deposit_event(Event::IndexAssigned(who, index));
+			Self::deposit_event(Event::IndexAssigned { who, index });
 			Ok(())
 		}
 
@@ -146,7 +146,7 @@ pub mod pallet {
 				*maybe_value = Some((new.clone(), amount.saturating_sub(lost), false));
 				Ok(())
 			})?;
-			Self::deposit_event(Event::IndexAssigned(new, index));
+			Self::deposit_event(Event::IndexAssigned { who: new, index });
 			Ok(())
 		}
 
@@ -179,7 +179,7 @@ pub mod pallet {
 				T::Currency::unreserve(&who, amount);
 				Ok(())
 			})?;
-			Self::deposit_event(Event::IndexFreed(index));
+			Self::deposit_event(Event::IndexFreed { index });
 			Ok(())
 		}
 
@@ -219,7 +219,7 @@ pub mod pallet {
 				}
 				*maybe_value = Some((new.clone(), Zero::zero(), freeze));
 			});
-			Self::deposit_event(Event::IndexAssigned(new, index));
+			Self::deposit_event(Event::IndexAssigned { who: new, index });
 			Ok(())
 		}
 
@@ -253,7 +253,7 @@ pub mod pallet {
 				*maybe_value = Some((account, Zero::zero(), true));
 				Ok(())
 			})?;
-			Self::deposit_event(Event::IndexFrozen(index, who));
+			Self::deposit_event(Event::IndexFrozen { index, who });
 			Ok(())
 		}
 	}
@@ -261,12 +261,12 @@ pub mod pallet {
 	#[pallet::event]
 	#[pallet::generate_deposit(pub(super) fn deposit_event)]
 	pub enum Event<T: Config> {
-		/// A account index was assigned. \[index, who\]
-		IndexAssigned(T::AccountId, T::AccountIndex),
-		/// A account index has been freed up (unassigned). \[index\]
-		IndexFreed(T::AccountIndex),
-		/// A account index has been frozen to its current account ID. \[index, who\]
-		IndexFrozen(T::AccountIndex, T::AccountId),
+		/// A account index was assigned.
+		IndexAssigned { who: T::AccountId, index: T::AccountIndex },
+		/// A account index has been freed up (unassigned).
+		IndexFreed { index: T::AccountIndex },
+		/// A account index has been frozen to its current account ID.
+		IndexFrozen { index: T::AccountIndex, who: T::AccountId },
 	}
 
 	/// Old name generated by `decl_event`.