change function name to _preslashing

CHANGELOG.md

@@ -112,7 +112,7 @@ Those changes in added, changed or breaking changes, should include usage exampl
   el_chain_writer.set_signer(PRIVATE_KEY_STRING);
   ```
 
-* Added additional method `register_as_operator_m2` in `ELChainWriter` in [#366](https://github.com/Layr-Labs/eigensdk-rs/pull/366).This method is to be used for pre operator-sets.
+* Added additional method `register_as_operator_preslashing` in `ELChainWriter` in [#366](https://github.com/Layr-Labs/eigensdk-rs/pull/366).This method is to be used for pre-slashing.
 
   ```rust
    let operator = Operator {
@@ -124,7 +124,7 @@ Those changes in added, changed or breaking changes, should include usage exampl
             staker_opt_out_window_blocks: Some(0u32),
         };
     el_chain_writer
-        .register_as_operator_m2(operator)
+        .register_as_operator_preslashing(operator)
         .await
         .unwrap();
   ```

crates/chainio/clients/elcontracts/src/writer.rs

@@ -84,7 +84,7 @@ impl ELChainWriter {
         self.signer = signer;
     }
 
-    pub async fn register_as_operator_m2(
+    pub async fn register_as_operator_preslashing(
         &self,
         operator: Operator,
     ) -> Result<TxHash, ElContractsError> {
@@ -970,7 +970,7 @@ mod tests {
     }
 
     #[tokio::test]
-    async fn test_register_operator_m2() {
+    async fn test_register_operator_preslashing() {
         let (_container, http_endpoint, _ws_endpoint) = start_m2_anvil_container().await;
         let el_chain_reader = build_el_chain_reader(http_endpoint.clone()).await;
         let el_chain_writer =
@@ -985,7 +985,7 @@ mod tests {
             staker_opt_out_window_blocks: Some(0u32),
         };
         el_chain_writer
-            .register_as_operator_m2(operator)
+            .register_as_operator_preslashing(operator)
             .await
             .unwrap();