fix: typos in documentation files

audits/token/202312-threat-model-preset-erc1155.md

@@ -59,7 +59,7 @@ Potential Attacks:
 
 ## Attack Mitigation
 
-- The contract contains access control patterns to limit the vulnerabilty of compromised roles
+- The contract contains access control patterns to limit the vulnerability of compromised roles
 - The keys associated with the `DEFAULT_ADMIN_ROLE` should be operated by secure measures, for example a multi-signature wallet such that an attacker would need to compromise multiple signers simultaneously, or a securely stored hardware wallet.
 
 ### Externally Visible Functions

contracts/payment-splitter/PaymentSplitter.sol

@@ -65,7 +65,7 @@ contract PaymentSplitter is AccessControlEnumerable, IPaymentSplitterErrors, Ree
     /**
      * @notice Payable fallback method to receive IMX. The IMX received will be logged with {PaymentReceived} events.
      * this contract has no other payable method, all IMX receives will be tracked by the events emitted by this event
-     * ERC20 receives will not be tracked by this contract but tranfers events will be emitted by the erc20 contracts themselves.
+     * ERC20 receives will not be tracked by this contract but transfers events will be emitted by the erc20 contracts themselves.
      */
     receive() external payable virtual {
         emit PaymentReceived(_msgSender(), msg.value);

contracts/staking/StakeHolder.sol

@@ -155,7 +155,7 @@ contract StakeHolder is AccessControlEnumerableUpgradeable, UUPSUpgradeable {
         for (uint256 i = 0; i < len; i++) {
             AccountAmount calldata accountAmount = _recipientsAndAmounts[i];
             uint256 amount = accountAmount.amount;
-            // Add stake, but require the acount to either currently be staking or have
+            // Add stake, but require the account to either currently be staking or have
             // previously staked.
             _addStake(accountAmount.account, amount, true);
             total += amount;