starknet_os_runner: disable migration in virtual block execution

Author: AvivYossef-starkware

crates/starknet_os_runner/src/virtual_block_executor.rs

@@ -68,12 +68,16 @@ impl TryFrom<(BlockHeader, ChainId)> for BaseBlockInfo {
             ))
         })?;
         let chain_info = get_chain_info(&chain_id);
-        let versioned_constants =
+        let mut versioned_constants =
             VersionedConstants::get(&block_info.starknet_version).map_err(|e| {
                 VirtualBlockExecutorError::TransactionExecutionError(format!(
-                    "Failed to get versioned constants: {e}"
-                ))
-            })?;
+                        "Failed to get versioned constants: {e}"
+                    ))
+                })?
+                .clone();
+        // Disable casm hash migration for virtual block execution.
+        versioned_constants.enable_casm_hash_migration = false;
+        
         let block_context = BlockContext::new(
             block_info,
             chain_info,