Update index.html

Author: casutton

index.html

@@ -26,7 +26,7 @@
 </p>
 
 <p>
-If you would like to contribute, fork <a href="https://github.com/learnbigcode/learnbigcode.github.io">this repostiory</a>, make edits and create a pull request using GitHub.
+If you would like to contribute, fork <a href="https://github.com/learnbigcode/learnbigcode.github.io">this repository</a>, make edits and create a pull request using GitHub.
 </p>