Increase spec_version for taurus testnet

Signed-off-by: linning <linningde25@gmail.com>

Author: NingLin-P

crates/subspace-runtime/src/lib.rs

@@ -130,7 +130,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
     spec_name: Cow::Borrowed("subspace"),
     impl_name: Cow::Borrowed("subspace"),
     authoring_version: 0,
-    spec_version: 8,
+    spec_version: 9,
     impl_version: 0,
     apis: RUNTIME_API_VERSIONS,
     transaction_version: 0,