increase runtime version

Author: dharjeezy

parachain/runtimes/nexus/src/lib.rs

@@ -224,7 +224,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: Cow::Borrowed("nexus"),
 	impl_name: Cow::Borrowed("nexus"),
 	authoring_version: 1,
-	spec_version: 3_400,
+	spec_version: 3_500,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 1,