chore: removed returns

Author: stevedylandev

content/stellar-contracts/tokens/fungible/fungible.mdx

@@ -151,8 +151,6 @@ To comply with the SEP-41 specification, a contract must implement both the `Fun
 
 ## TTL Management
 
-The library handles the TTL (Time-To-Live) of only `temporary` and `persistent` storage entries declared
-by the library. The `instance` TTL management is left to the implementor due to flexibility. The library
-exposes default values for extending the TTL: `INSTANCE_TTL_THRESHOLD` and `INSTANCE_EXTEND_AMOUNT`.
+The library handles the TTL (Time-To-Live) of only `temporary` and `persistent` storage entries declared by the library. The `instance` TTL management is left to the implementor due to flexibility. The library exposes default values for extending the TTL: `INSTANCE_TTL_THRESHOLD` and `INSTANCE_EXTEND_AMOUNT`.
 
 For a comprehensive understanding of Soroban's three storage types (`temporary`, `persistent`, and `instance`) and their archival behavior, see the [State Archival documentation](https://developers.stellar.org/docs/learn/fundamentals/contract-development/storage/state-archival#contract-data-type-descriptions).