AP-763: Remove redundant imports related to AccountsCreateEndowment…

… + fix pragma version (#386)

* Remove redundant imports related to AccountsCreateEndowment + fix pragma

* Revert "Remove redundant imports related to AccountsCreateEndowment + fix pragma"

This reverts commit 1b78a34.

* Fix pragma in AccountsCreateEndowment

contracts/core/accounts/facets/AccountsCreateEndowment.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.8.19;
+pragma solidity 0.8.19;
 
 import {LibAccounts} from "../lib/LibAccounts.sol";
 import {Validator} from "../../validator.sol";