fix: add github.com instead of just github in readme (npm#79)

* fix: add github.com instead of just github in readme

* Update README.md

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

---------

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: vedantthapa

README.md

@@ -179,7 +179,7 @@ The repo ships 100+ Agent Skills (`SKILL.md` files) — one for every supported
 
 ```bash
 # Install all skills at once
-npx skills add github:googleworkspace/cli
+npx skills add https://github.com/googleworkspace/cli
 
 # Or pick only what you need
 npx skills add https://github.com/googleworkspace/cli/tree/main/skills/gws-drive