Moving link to INSTALL.md to docs directory

Signed-off-by: Lucas A. Wilson <luke.wilson@dell.com>

README.md

@@ -4,7 +4,7 @@
 Omnia (Latin: all or everything) is a deployment tool to turn Dell EMC PowerEdge servers with factory-installed OS images into a functioning Slurm/Kubernetes cluster.
 
 ## Installing Omnia
-To install Omnia, see [INSTALL](INSTALL.md)
+To install Omnia, see [INSTALL](docs/INSTALL.md)
 
 ## Contributing
 To contribute to the Omnia project, see [CONTRIBUTING](CONTRIBUTING.md)