style(docs,README): Remove anchor tags (seems unused for anything)

README.md

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 # Continuwuity
 
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 ## A community-driven [Matrix](https://matrix.org/) homeserver in Rust
 
 [![Chat on Matrix][matrix-chat-badge]][matrix-chatroom] [![Join the space][matrix-space-badge]][matrix-space]
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 [matrix-space-badge]: https://img.shields.io/matrix/space%3Acontinuwuity.org?server_fqdn=matrix.continuwuity.org&fetchMode=summary&logo=matrix&label=space
 [matrix-space]: https://matrix.to/#/#space:continuwuity.org?via=continuwuity.org&via=ellis.link&via=explodie.org&via=matrix.org
 
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 [continuwuity] is a Matrix homeserver written in Rust.
 It's the official community continuation of the [conduwuit](https://github.com/girlbossceo/conduwuit) homeserver.
 
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 [![forgejo.ellis.link][forge-badge]][forge-link]
 [![Stars][forge-stars-badge]][forge-stars-link]
 [![Issues][forge-issues-badge]][forge-issues-link]
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 We haven't written up a guide on migrating from incompatible homeservers yet. Reach out to us if you need to do this!
 
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 ## Contribution
 
 ### Development flow
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 - We prioritize stability and compatibility when evaluating external contributions
 - Features that align with our project goals will be given priority consideration
 
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 ## Contact
 
 Join our [Matrix room](https://matrix.to/#/#continuwuity:continuwuity.org?via=continuwuity.org&via=ellis.link&via=explodie.org&via=matrix.org) and [space](https://matrix.to/#/#space:continuwuity.org?via=continuwuity.org&via=ellis.link&via=explodie.org&via=matrix.org) to chat with us about the project!
 
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 [continuwuity]: https://forgejo.ellis.link/continuwuation/continuwuity