docs(shortcuts): mention alternative to usingInput

[meirroth]

Mention that you can use Vue event listeners on the input itself to achieve the same behavior as usingInput.

🔗 Linked issue

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality)
• ✨ New feature (a non-breaking change that adds functionality)
• 🧹 Chore (updates to the build process or auxiliary tools and libraries)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[benjamincanac]

Sorry but I really don't see the point of mentioning this.

[meirroth]

@benjamincanac Ok, no problem.
Just thought it was worth mentioning it if the functionality is the same, to avoid anti pattern.