Move to wasm32v1-none from wasm32-unknown-unknown

Works towards fixing how the Substrate node Docker image no longer works.

substrate/runtime/Cargo.toml

@@ -76,7 +76,7 @@ frame-system-rpc-runtime-api = { git = "https://github.com/serai-dex/substrate",
 pallet-transaction-payment-rpc-runtime-api = { git = "https://github.com/serai-dex/substrate", default-features = false }
 
 [build-dependencies]
-substrate-wasm-builder = { git = "https://github.com/serai-dex/substrate" }
+substrate-wasm-builder = { git = "https://github.com/serai-dex/polkadot-sdk", branch = "serai-next" }
 
 [features]
 std = [

substrate/runtime/build.rs

@@ -1,10 +1,4 @@
-use substrate_wasm_builder::WasmBuilder;
-
 fn main() {
-  WasmBuilder::new()
-    .with_current_project()
-    .disable_runtime_version_section_check()
-    .export_heap_base()
-    .import_memory()
-    .build()
+  #[cfg(feature = "std")]
+  substrate_wasm_builder::WasmBuilder::build_using_defaults();
 }