Fixed broken links.

.github/workflows/config/.lycheeignore

@@ -1 +1,4 @@
 https://search.usa.gov/search
+http://csrc.nist.gov/ns/*
+https://fedramp.gov/ns/*
+http://www.first.org/cvss/v3

content/documentation/general-concepts/4-expressing-common-fedramp-template-elements-in-oscal.md

@@ -285,7 +285,7 @@ NOTE: Replace "org-name" with "address/addr-line", "address/city", "address/stat
 {{< figure src="/img/content-figure-8.png" title="FedRAMP template document revision history." alt="Screenshot of document revision history information in the FedRAMP template." >}}
 
 {{<callout>}}
-The `remarks` field is Markup multiline, which enables the text to be formatted. This requires special handling. See the section on [markup-line and markup-multiline Fields in OSCAL](/documentation/general-concepts/oscal-data-types/#markup-line-and-markup-multiline-fields-in-oscal), or visit: https://pages.nist.gov/OSCAL/documentation/schema/datatypes/#markup-multiline <br/>
+The `remarks` field is Markup multiline, which enables the text to be formatted. This requires special handling. See the section on [markup-line and markup-multiline Fields in OSCAL](/documentation/general-concepts/oscal-data-types/#markup-line-and-markup-multiline-fields-in-oscal), or visit: https://pages.nist.gov/metaschema/specification/datatypes/#markup-multiline<br/>
 {{</callout>}}
 
 The OSCAL revision history requires one FedRAMP extension to fully meet

content/documentation/ssp/3-working-with-oscal-files.md

@@ -44,7 +44,7 @@ For more information about resolved profile catalogs, see the [*Profile Resoluti
 FedRAMP offers an OSCAL-based SSP shell file in both XML and JSON formats. This shell contains many of the FedRAMP required standards to help get you started. This document is intended to work in concert with that shell file. The OSCAL-based FedRAMP SSP Template is available in XML and JSON formats here:
 
 -   OSCAL-based FedRAMP SSP Template (JSON Format):\
-    [https://github.com/GSA/fedramp-automation/raw/master/dist/rev5/content/rev5/templates/ssp/json/FedRAMP-SSP-OSCAL-Template.json](https://github.com/GSA/fedramp-automation/raw/master/dist/content/rev5/templates/ssp/json/FedRAMP-SSP-OSCAL-Template.json)
+    [https://raw.githubusercontent.com/GSA/fedramp-automation/master/dist/content/rev5/templates/ssp/json/FedRAMP-SSP-OSCAL-Template.json](https://raw.githubusercontent.com/GSA/fedramp-automation/master/dist/content/rev5/templates/ssp/json/FedRAMP-SSP-OSCAL-Template.json)
 
 -   OSCAL-based FedRAMP SSP Template (XML Format):\
     <https://github.com/GSA/fedramp-automation/raw/master/dist/content/rev5/templates/ssp/xml/FedRAMP-SSP-OSCAL-Template.xml>