fix: Fix typos in documentation and code comments (#3469)

Description:
This pull request corrects minor typos in code comments and
documentation:
- Fixed "procotol" to "protocol" in MultichainRouter.ts
- Fixed "coercable" to "coercible" in base64.ts

Author: leopardracer

packages/snaps-controllers/src/multichain/MultichainRouter.ts

@@ -267,7 +267,7 @@ export class MultichainRouter {
 
   /**
    * Handle an incoming JSON-RPC request tied to a specific scope by routing
-   * to either a procotol Snap or an account Snap.
+   * to either a protocol Snap or an account Snap.
    *
    * Note: Addresses are considered case sensitive by the MultichainRouter as
    * not all non-EVM chains are case insensitive.

packages/snaps-utils/src/base64.ts

@@ -6,7 +6,7 @@ import type { VirtualFile } from './virtual-file';
 /**
  * Provides fast, asynchronous base64 encoding.
  *
- * @param input - The input value, assumed to be coercable to bytes.
+ * @param input - The input value, assumed to be coercible to bytes.
  * @returns A base64 string.
  */
 export async function encodeBase64(input: Uint8Array | VirtualFile | string) {