Minor Documentation Fixes: Typo Correction and Description Update (#2102)

* Update eth_simulatev1.mdx

* Update send-a-transaction-viem.md

Author: leopardracer

services/reference/ethereum/json-rpc-methods/eth_simulatev1.mdx

@@ -1,7 +1,7 @@
 ---
 title: Ethereum eth_simulateV1
 sidebar_label: eth_simulateV1
-description: Simulate transactions across mulitple blocks on Ethereum.
+description: Simulate transactions across multiple blocks on Ethereum.
 ---
 
 import Tabs from '@theme/Tabs';

services/tutorials/ethereum/send-a-transaction/send-a-transaction-viem.md

@@ -167,7 +167,7 @@ VS Code) without using `ts-node` or pre-compiling to JavaScript.
 The following is an example output:
 
 ```bash
-Mining transcation...
+Mining transaction...
 Tx mined https://sepolia.etherscan.io/tx/0x310588719e733118f50c0a1608e13b4e8bd5eb5891d546d89795c2041833abb6
 ```
 
@@ -224,4 +224,4 @@ async function sendTx() {
 }
 
 sendTx()
-```
+```