Merge pull request #416 from KomodoPlatform/update/kdf/withdraw-v2

adds `UtxoPriority` for withdraw v2

Author: smk762

src/pages/komodo-defi-framework/api/common_structures/index.mdx

@@ -192,8 +192,9 @@ The `FeeInfo` response object includes the following items for [withdraw (v2)](/
 
 | Parameter  | Type             | Description                                                                                                                               |
 | ---------- | ---------------- | ----------------------------------------------------------------------------------------------------------------------------------------- |
-| type       | string           | Type of transaction fee; possible values: `UtxoFixed`, `UtxoPerKbyte`, `EthGas`, `Qrc20Gas`, `CosmosGas`                                  |
+| type       | string           | Type of transaction fee. Possible values: `UtxoFixed`, `UtxoPerKbyte`, `UtxoPriority`, `EthGas`, `Qrc20Gas`, `CosmosGas`                  |
 | amount     | string (numeric) | Fee amount in coin units, used only when type is `UtxoFixed` (fixed amount not depending on tx size) or `UtxoPerKbyte` (amount per Kbyte) |
+| priority   | string           | Used only when type is `UtxoPriority`. Possible values: 'Low', 'Normal', 'High'.                                                          |
 | gas\_price | string (numeric) | Used only when fee type is `Qrc20Gas` or `EthGas`; sets the gas price in `gwei` units.                                                    |
 | gas\_price | number (double)  | Used only when fee type is `CosmosGas`; sets the gas price.                                                                               |
 | gas        | number (integer) | Used only when fee type is `EthGas`; sets the gas limit for transaction                                                                   |
@@ -216,6 +217,13 @@ The `FeeInfo` response object includes the following items for [withdraw (v2)](/
   }
   ```
 
+  ```json
+  {
+    "type": "UtxoPriority",
+    "priority": "Low"
+  }
+  ```
+
   ```json
   {
     "type": "EthGas",