Update README.md

Signed-off-by: Robert F. Frasca <[email protected]>

Author: rffrasca

README.md

@@ -98,8 +98,6 @@ Build Instructions for v11 is available [here](https://github.com/rffrasca/PDFKe
 
 Build Instructions for v10 is available [here](https://github.com/rffrasca/PDFKeeper/blob/master/docs/Build-Instructions-v10.md).
 
-Build Instructions for v9 is available [here](https://github.com/rffrasca/PDFKeeper/blob/master/docs/Build-Instructions-v9.md).
-
 <p align="right">(<a href="#readme-top">back to top</a>)</p>