🐛 fix plugins.md formatting for docs

Can't build the docs because of the following:

docs/docs/packages/plugins.md

39.56 [webpackbar] ✔ Client: Compiled with some errors in 37.40s
39.56 [ERROR] Client bundle compiled with errors therefore further build is impossible.
39.56 Error: MDX compilation failed for file "/opt/docusaurus/docs/packages/plugins.md"
39.56 Cause: Unexpected lazy line in expression in container, expected line to be prefixed with `>` when in a block quote, whitespace when in a list, etc
39.56 Details:
39.56 {
39.56   "column": 1,
39.56   "message": "Unexpected lazy line in expression in container, expected line to be prefixed with `>` when in a block quote, whitespace when in a list, etc",
39.56   "line": 617,
39.56   "name": "617:1",
39.56   "place": {
39.56     "_bufferIndex": 0,
39.56     "_index": 10,
39.56     "line": 617,
39.56     "column": 1,
39.56     "offset": 21207
39.56   },
39.56   "reason": "Unexpected lazy line in expression in container, expected line to be prefixed with `>` when in a block quote, whitespace when in a list, etc",
39.56   "ruleId": "unexpected-lazy",
39.56   "source": "micromark-extension-mdx-expression",
39.56   "url": "https://github.com/micromark/micromark-extension-mdx-expression/tree/main/packages/micromark-extension-mdx-expression#unexpected-lazy-line-in-expression-in-container-expected-line-to-be-prefixed"
39.56 }
39.56
39.56 --------------------------

docs/docs/packages/plugins.md

@@ -610,12 +610,12 @@ The Fuel plugin provides an interface to the Fuel Ignition blockchain.
 **Actions:**
 
 1. `TRANSFER_FUEL_ETH` - Transfer ETH to a given Fuel address. - **Inputs**: - `toAddress` (string): The Fuel address to transfer ETH to. - `amount` (string): The amount of ETH to transfer. - **Outputs**: Confirmation message with transaction details. - **Example**:
-   `json
-{
+   ```json
+   {
     "toAddress": "0x8F8afB12402C9a4bD9678Bec363E51360142f8443FB171655eEd55dB298828D1",
     "amount": "0.00001"
-}
-`
+   }
+   ```
    **Setup and Configuration:**
 
 1. **Configure the Plugin**