chore: fix 404 pages (#263)

## Why?

Internal 404

## How?

replace links

## Tickets?

- [Ticket 1](the-ticket-url-here)
- [Ticket 2](the-ticket-url-here)
- [Ticket 3](the-ticket-url-here)

## Contribution checklist?

- [ ] The commit messages are detailed
- [ ] The `build` command runs locally
- [ ] Assets or static content are linked and stored in the project
- [ ] Document filename is named after the slug
- [ ] You've reviewed spelling using a grammar checker
- [ ] For documentation, guides or references, you've tested the
commands and steps
- [ ] You've done enough research before writing

## Security checklist?

- [ ] Sensitive data has been identified and is being protected properly
- [ ] Injection has been prevented (parameterized queries, no eval or
system calls)
- [ ] The Components are escaping output (to prevent XSS)

## References?

Optionally, provide references such as links

## Preview?

Optionally, provide the preview url here

src/content/changelog/20231012-changelog-fleek-v0-0-1-changelog-custom-url-slugs-validation-improvements/index.md

@@ -71,4 +71,4 @@ See you soon ⚡
 
 - [App](https://app.fleek.xyz)
 - [Read our documentation in full](https://fleek.xyz/docs/)
-- [Bookmark the changelog so you don’t miss a single thing](https://fleek.xyz/blog/changelog/)
+- [Bookmark the changelog so you don’t miss a single thing](/changelog/)

src/content/guides/cf-web3-to-fleek/index.md

@@ -98,7 +98,7 @@ Migrating from Cloudflare Web3 to Fleek can be a straightforward process if done
 
 You can learn more about Fleek's IPFS gateway [here](https://fleek.xyz/blog/announcements/fleek-decentralized-ipfs-gateway/).
 
-That’s all for now. You can learn more about getting started with the new IPFS gateway in our [docs](https://fleek.xyz/docs/), by joining our Discord [server](discord.gg/fleek), or by following Fleek [X](https://x.com/fleek).
+That’s all for now. You can learn more about getting started with the new IPFS gateway in our [docs](https://fleek.xyz/docs/), by joining our Discord [server](https://discord.gg/fleek), or by following Fleek [X](https://x.com/fleek).
 
 Get started using the new Fleek IPFS Gateway:
 

src/content/guides/solana-blinks-on-fleek/index.md

@@ -354,4 +354,4 @@ As more developers and businesses recognize the potential of Solana Blinks, we c
 
 By leveraging these tools, developers can create applications that are not only more accessible but also more secure and scalable. Whether you’re facilitating on-chain transactions, enabling seamless NFT trades, or simplifying user interactions with decentralized apps, Solana Blinks and Fleek Functions offer a powerful combination that can elevate your project to the next level.
 
-To learn more about Fleek Functions, and the additional use cases beyond Solana Blinks, check out our [docs](fleek.xyz/docs/)!
+To learn more about Fleek Functions, and the additional use cases beyond Solana Blinks, check out our [docs](/docs/)!