Add conda install instructions to readme (#49)

Now that conda packages are available we can build out the install
instructions here.

https://anaconda.org/rapidsai-nightly/pynvjitlink

---------

Co-authored-by: Bradley Dice <bdice@bradleydice.com>

README.md

@@ -27,7 +27,9 @@ for an editable install.
 
 ## Installation with Conda
 
-TODO
+```shell
+conda install -c rapidsai pynvjitlink
+```
 
 ## Contributing Guide