Update Use-cases.md

Use-cases.md

@@ -1,9 +1,9 @@
 | DeFi         | UseCase | | Example |
 | ------------- | ------------- | | ------------- |
 |  | Trade  | | Trade  |
-|  | Mint  || Trade  |
+|  | Mint  | | Trade  |
 |  | Swap  | | [SiennaSwap](https://sienna.network/swap/)  |
-|  | Stake  || Trade  |
-|  | Lend  || Trade  |
-|  | Bond  || Trade  |
+|  | Stake  | | Trade  |
+|  | Lend  | | Trade  |
+|  | Bond  | | Trade  |
 |  | Front-Running Resistant  || Trade  |