test-runtime: fix indentation (#1817)

runtime/test-runtime/src/lib.rs

@@ -606,12 +606,14 @@ sp_api::impl_runtime_apis! {
 		}
 
 		fn full_validation_data(para_id: ParaId, assumption: OccupiedCoreAssumption)
-			-> Option<ValidationData<BlockNumber>> {
+			-> Option<ValidationData<BlockNumber>>
+		{
 			runtime_impl::full_validation_data::<Runtime>(para_id, assumption)
 		}
 
 		fn persisted_validation_data(para_id: ParaId, assumption: OccupiedCoreAssumption)
-			-> Option<PersistedValidationData<BlockNumber>> {
+			-> Option<PersistedValidationData<BlockNumber>>
+		{
 			runtime_impl::persisted_validation_data::<Runtime>(para_id, assumption)
 		}
 
@@ -620,7 +622,8 @@ sp_api::impl_runtime_apis! {
 		}
 
 		fn validation_code(para_id: ParaId, assumption: OccupiedCoreAssumption)
-			-> Option<ValidationCode> {
+			-> Option<ValidationCode>
+		{
 			runtime_impl::validation_code::<Runtime>(para_id, assumption)
 		}