Make uninstall local more robust (#2304)

## Checklist

- [-] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [-] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [-] I have not broken the cheatsheet

Author: pokey

packages/cursorless-vscode/scripts/uninstall-local.sh

@@ -5,7 +5,7 @@ set -euo pipefail
 # ./install-local.sh
 
 # 1. Uninstall local cursorless
-code --uninstall-extension pokey.cursorless-development
+code --uninstall-extension pokey.cursorless-development || echo "Cursorless development version not currently installed"
 
 # 2. Install production Cursorless
 code --install-extension pokey.cursorless