fix typo

Author: AyushBherwani1998

delegation-toolkit/concepts/advanced-permissions.md

@@ -24,7 +24,7 @@ Dapps can use this method to request a wallet to grant the dapp permission to ex
 Common signer implementations include wallet signers, single key and multisig signers, and account signers.
 
 Smart Accounts Kit supports multiple signer types. The documentation uses [an account signer](../guides/advanced-permissions/execute-on-metamask-users-behalf.md) as a common implementation example.
-When you use an account signer, a session account is created solely to request and redeem Advanced Permissions, and doesn't contain tokens
+When you use an account signer, a session account is created solely to request and redeem Advanced Permissions, and doesn't contain tokens.
 The session account can be granted with permissions and redeem them as specified in [ERC-7710](https://eips.ethereum.org/EIPS/eip-7710).
 The session account can be a smart account or an externally owned account (EOA).