Revert "Run staged_ledger.rs tests in wasm"

This reverts commit 8d6dc55.

Author: sebastiencs

ledger/src/staged_ledger/staged_ledger.rs

@@ -1994,9 +1994,6 @@ impl StagedLedger {
 
 #[cfg(test)]
 mod tests_ocaml {
-    #[cfg(target_family = "wasm")]
-    use wasm_bindgen_test::wasm_bindgen_test as test;
-
     use std::{
         collections::{BTreeSet, HashMap},
         panic::AssertUnwindSafe,
@@ -5848,9 +5845,6 @@ mod tests_ocaml {
 
 #[cfg(test)]
 mod tests {
-    #[cfg(target_family = "wasm")]
-    use wasm_bindgen_test::wasm_bindgen_test as test;
-
     use std::{collections::BTreeMap, fs::File};
 
     use mina_hasher::Fp;