Fixed a typo (#533)

ashpande · web-flow · commit f5dfda8c594b · 2020-08-17T13:12:02.000+02:00
'contribution' is spelt incorrectly as cotribution.
diff --git a/README.md b/README.md
@@ -27,7 +27,7 @@ to avoid duplicates.
 
 ## Contributions
 
-Contributions are always welcome. The preferred way to receive code cotribution is by submitting a 
+Contributions are always welcome. The preferred way to receive code contribution is by submitting a 
 Pull Request on github.
 
 ## Hourly builds
