Update README.md

Add http prefix to make the url clickable.

Author: XAMPPRocky

README.md

@@ -27,7 +27,7 @@ any web server to check it out in your browser:
 > python3 -m http.server
 ```
 
-The site is now available at <0.0.0.0:8000>.
+The site is now available at <http://0.0.0.0:8000>.
 
 ## Contributing
 
@@ -39,4 +39,4 @@ Code of Conduct, see `CODE_OF_CONDUCT.md` for more.
 
 Please send pull requests to the master branch. If you're trying to do
 something big, please open an issue before working on it, so we can make sure
-that it's something that will eventually be accepted.
+that it's something that will eventually be accepted.