Fix broken links (#2112)

Co-Authored-By: jermanuts <109705802+jermanuts@users.noreply.github.com>

README.md

@@ -48,10 +48,11 @@ The current list of team members can be found [here](https://www.privacyguides.o
 
 - 💬 [Start a discussion or suggest an idea](https://discuss.privacyguides.net/)
 - 💖 [Sponsor the project](https://github.com/sponsors/privacyguides)
-- 🈴 [Help translate the site](https://crwd.in/privacyguides) [[Matrix chat](https://matrix.to/#/#pg-i18n:aragon.sh)]
+- 🈴 [Help translate the site](https://crowdin.com/project/privacyguides) [[Matrix chat](https://matrix.to/#/#pg-i18n:aragon.sh)]
 - 📝 Edit the site, everything's accessible in this repo
   - Browse our [open issues](https://github.com/privacyguides/privacyguides.org/issues) to see what needs to be updated
-  - View some contribution tips on our [contributor's wiki](https://github.com/privacyguides/privacyguides.org/wiki)
+  - View the list of [approved topics waiting for a PR](https://discuss.privacyguides.net/tag/approved)
+  - Read some writing tips in our [style guide](https://www.privacyguides.org/en/meta/writing-style/)
 
 All contributors to the site are listed [here](https://github.com/privacyguides/privacyguides.org/graphs/contributors). If you make a substantial (i.e. copyright eligible) contribution to the project and would like to be formally credited, you are welcome to include your information in the appropriate `authors` section in [`CITATION.cff`](/CITATION.cff) as well, just submit a PR or ask @jonaharagon to make the change.
 

docs/tools.md

@@ -276,7 +276,7 @@ We [recommend](dns.md#recommended-providers) a number of encrypted DNS servers b
 
 <div class="grid cards" markdown>
 
-- ![Monero logo](assets/img/cryptocurrency/monero.svg){ .twemoji }[Monero](cryptocurrency.md#monero)
+- ![Monero logo](assets/img/cryptocurrency/monero.svg){ .twemoji } [Monero](cryptocurrency.md#monero)
 
 </div>