Mass replace ,); pattern (#3580)

This is an artifact left by rustfmt which is not dare to remove the
comma being conservative.

polkadot/bridges/modules/ethereum/src/import.rs

@@ -336,7 +336,7 @@ mod tests {
 				Some(vec![validators_change_receipt(latest_block_id.hash)]),
 			)
 			.unwrap();
-			assert_eq!(finalized_blocks, vec![(parent_id, Some(100))],);
+			assert_eq!(finalized_blocks, vec![(parent_id, Some(100))]);
 			assert!(storage.header(&ctx.genesis.compute_hash()).is_none());
 			latest_block_id = rolling_last_block_id;
 
@@ -362,7 +362,7 @@ mod tests {
 					None,
 				)
 				.unwrap();
-				assert_eq!(finalized_blocks, vec![],);
+				assert_eq!(finalized_blocks, vec![]);
 				latest_block_id = rolling_last_block_id;
 				step += 3;
 			}

polkadot/bridges/modules/ethereum/src/lib.rs

@@ -1415,7 +1415,7 @@ pub(crate) mod tests {
 				example_header().compute_hash(),
 				1,
 				&[],
-			),);
+			));
 		});
 	}
 

polkadot/bridges/modules/ethereum/src/validators.rs

@@ -359,7 +359,7 @@ pub(crate) mod tests {
 
 		// when we're inside list range
 		header.number = 150;
-		assert_eq!(validators.extract_validators_change(&header, None), Ok((None, None)),);
+		assert_eq!(validators.extract_validators_change(&header, None), Ok((None, None)));
 
 		// when we're at the block that switches to contract source
 		header.number = 200;
@@ -459,7 +459,7 @@ pub(crate) mod tests {
 
 	#[test]
 	fn finalize_validators_change_does_not_finalize_when_changes_are_not_scheduled() {
-		assert_eq!(try_finalize_with_scheduled_change(None), None,);
+		assert_eq!(try_finalize_with_scheduled_change(None), None);
 	}
 
 	#[test]
@@ -468,6 +468,6 @@ pub(crate) mod tests {
 			number: 5,
 			..Default::default()
 		};
-		assert_eq!(try_finalize_with_scheduled_change(Some(id5)), None,);
+		assert_eq!(try_finalize_with_scheduled_change(Some(id5)), None);
 	}
 }