Fix broken link to the GSA/fedramp-automation repository (#99)

It looks like the baselines location was shuffled in
GSA/fedramp-automation. This commit updates it to point to the right
location.

README.md

@@ -11,7 +11,7 @@ These files are maintained by a Continuous Integration and Continuous Deployment
 The structure and contents of the examples directory are as follows:
 
 - [examples](examples): This directory contains sample OSCAL content organized by OSCAL model.
-- [fedramp.gov](fedramp.gov): This directory is now deprecated, please examine [the `baselines` directory in the GSA/fedramp-automation repo](https://github.com/GSA/fedramp-automation/tree/master/baselines) for the canonical copies of the FedRAMP catalog and baseline profiles.
+- [fedramp.gov](fedramp.gov): This directory is now deprecated, please examine [the `baselines` directory in the GSA/fedramp-automation repo](https://github.com/GSA/fedramp-automation/tree/master/dist/content/baselines) for the canonical copies of the FedRAMP catalog and baseline profiles.
 - [nist.gov/SP800-53/rev4](nist.gov/SP800-53/rev4): This directory contains OSCAL examples of the catalog, and low, moderate, and high baselines defined by NIST Special Publication (SP) [800-53 Revision 4](https://csrc.nist.gov/publications/detail/sp/800-53/rev-4/final).
 - [nist.gov/SP800-53/rev5](nist.gov/SP800-53/rev5): This directory contains OSCAL examples of the catalog, and low, moderate, and high baselines defined by NIST Special Publication (SP) [800-53 Revision 5](https://csrc.nist.gov/publications/detail/sp/800-53/rev-5/final[) and [SP 800-53B](https://csrc.nist.gov/publications/detail/sp/800-53b/final) respectively.
   - [nist.gov/SP800-53/rev5/draft](nist.gov/SP800-53/rev5/draft): Earlier releases of draft content for the Final Public Draft (FPD) version of the Revision 5 catalog and baselines. These drafts, are now superseded by the final versions above, and are provided for reference only.