Fix TerminalBlock overflow (#6208)

Author: rickhanlonii

src/components/MDX/TerminalBlock.tsx

@@ -70,7 +70,7 @@ function TerminalBlock({level = 'info', children}: TerminalBlockProps) {
           </div>
         </div>
       </div>
-      <div className="px-8 pt-4 pb-6 text-primary-dark dark:text-primary-dark font-mono text-code whitespace-pre">
+      <div className="px-8 pt-4 pb-6 text-primary-dark dark:text-primary-dark font-mono text-code whitespace-pre overflow-x-scroll">
         <LevelText type={level} />
         {message}
       </div>