docs: readthedocs theme (#33116)

* docs: read the docs theme

* nav depth
old-commit-hash: 691b948ad02a20e507d5059707f8cde51a94a703

docs/how-to/connect-to-comma.md

@@ -51,14 +51,14 @@ Host ssh.comma.ai
   IdentityFile ~/.ssh/my_github_key
 ```
 
-## One-off connection
+### One-off connection
 
 ```
 ssh -i ~/.ssh/my_github_key -o ProxyCommand="ssh -i ~/.ssh/my_github_key -W %h:%p -p %p %h@ssh.comma.ai" comma@ffffffffffffffff
 ```
 (Replace `ffffffffffffffff` with your dongle_id)
 
-## ssh.comma.ai host key fingerprint
+### ssh.comma.ai host key fingerprint
 
 ```
 Host key fingerprint is SHA256:X22GOmfjGb9J04IA2+egtdaJ7vW9Fbtmpz9/x8/W1X4

docs/how-to/turn-the-speed-blue.md

@@ -86,13 +86,13 @@ git commit -m "Make the speed blue."
 git push --set-upstream origin master
 ```
 
-### 6. Run your fork on device in your car!
+## 6. Run your fork on device in your car!
 
 Uninstall openpilot from your device through the settings. Then, enter the URL for your very own installer:
 ```
 installer.comma.ai/<your-github-username>/master
 ```
 
-### 7. Admire your work IRL
+## 7. Admire your work IRL
 
 ![](https://blog.comma.ai/img/c3_blue_ui.jpg)