Update OCF README.md
The doxygen API documentation link was being referenced twice. The first link should have pointed to instead.
@@ -25,7 +25,7 @@ utility.
## Documentation
-OCF documentation is available on [GitHub Pages](http://open-cas.github.io/doxygen/ocf).
+OCF documentation is available on [GitHub Pages](https://open-cas.github.io/getting_started_ocf.html).
Doxygen API documentation is available [here](http://open-cas.github.io/doxygen/ocf).
## Source Code
