docs: Remove incomplete section in extension publishing steps (#52980)

Finn Evers created 

Release Notes:

- N/A

Change summary

docs/src/extensions/developing-extensions.md | 2 --
1 file changed, 2 deletions(-)

Detailed changes

docs/src/extensions/developing-extensions.md 🔗 

@@ -173,8 +173,6 @@ git submodule add https://github.com/your-username/foobar-zed.git extensions/my-
 git add extensions/my-extension
 ```
 
-> **Note:** Your extension must live under te
-
 > All extension submodules must use HTTPS URLs and not SSH URLS (`git@github.com`).
 
 2. Add a new entry to the top-level `extensions.toml` file containing your extension: