Switch from custom sitemap to astro builtin

[riderx]

use this: https://docs.astro.build/en/guides/integrations-guide/sitemap/

And be sure the page are listed properly in the sitemap. This should be done in tutorial website as well

[riderx]

/bounty 50

[algora-pbc[bot]]

💎 $50 bounty created by riderx 🙋 If you start working on this, comment /attempt #152 to notify everyone 👉 To claim this bounty, submit a pull request that includes the text /claim #152 somewhere in its body 📝 Before proceeding, please make sure you can receive payouts in your country 💵 Payment arrives in your account 2-5 days after the bounty is rewarded 💯 You keep 100% of the bounty award ℹ️ If something is not clear ask before working on it, otherwise your chance to rework it is high 🎥 To claim you need to provide in your PR a demo video of the change 👨‍👩‍👧‍👦 Join the Discord to get help 📏 Check all Bounty rules 🙏 Thank you for contributing to Cap-go/website!

Attempt	Started (GMT+0)	Solution
🟢 @rishi-raj-jain	Dec 2, 2023, 4:05:14 PM	#153

[algora-pbc[bot]]

💡 @rishi-raj-jain submitted a pull request that claims the bounty. You can visit your bounty board to reward.

[algora-pbc[bot]]

🎉🎈 @rishi-raj-jain has been awarded $50! 🎈🎊