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

foundry/hardhat.config.js

@@ -9,6 +9,10 @@ module.exports = {
         settings: {
             evmVersion: "cancun",
             viaIR: true,
+            optimizer: {
+                enabled: true,
+                runs: 1000,
+            },
         },
     },