Fixes wasm build

lib/src/storage/mod.rs

@@ -635,6 +635,7 @@ impl StorageReader {
     }
 
     /// Validates that all the storage invariants held in the data
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn validate(&self) -> Result<(), StorageError> {
         // triples
         let dspo_size = self.dspo_quads(&[]).count();

lib/src/store.rs

@@ -860,6 +860,7 @@ impl Store {
 
     /// Validates that all the store invariants held in the data
     #[doc(hidden)]
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn validate(&self) -> Result<(), StorageError> {
         self.storage.snapshot().validate()
     }