fix: Unify both executor addresses in one file

- Move executor_addresses.json to a top level directory
- Delete executors.json
- Use the same file for both encoding and setting executors

--- don't change below this line ---
ENG-4260 Took 19 minutes


Took 11 seconds

src/encoding/evm/constants.rs

@@ -1,7 +1,6 @@
 use std::{collections::HashSet, sync::LazyLock};
 
-pub const DEFAULT_EXECUTORS_JSON: &str =
-    include_str!("../../../src/encoding/config/executor_addresses.json");
+pub const DEFAULT_EXECUTORS_JSON: &str = include_str!("../../../config/executor_addresses.json");
 
 /// These protocols support the optimization of grouping swaps.
 ///